257223330

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:103

約数の個数: 384

約数和(自身を含む): 921715200

約数和(自身を除く): 664491870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 19, 21, 26, 27, 29, 30, 35, 38, 39, 42, 45, 54, 57, 58, 63, 65, 70, 78, 87, 90, 91, 95, 105, 114, 117, 126, 130, 133, 135, 145, 171, 174, 182, 189, 190, 195, 203, 210, 234, 247, 261, 266, 270, 273, 285, 290, 315, 342, 351, 361, 377, 378, 390, 399, 406, 435, 455, 494, 513, 522, 546, 551, 570, 585, 609, 630, 665, 702, 722, 741, 754, 783, 798, 819, 855, 870, 910, 945, 1015, 1026, 1083, 1102, 1131, 1170, 1197, 1218, 1235, 1305, 1330, 1365, 1482, 1566, 1638, 1653, 1710, 1729, 1755, 1805, 1827, 1885, 1890, 1995, 2030, 2166, 2223, 2262, 2394, 2457, 2470, 2527, 2565, 2610, 2639, 2730, 2755, 3045, 3249, 3306, 3393, 3458, 3510, 3591, 3610, 3654, 3705, 3770, 3857, 3915, 3990, 4095, 4446, 4693, 4914, 4959, 5054, 5130, 5187, 5278, 5415, 5481, 5510, 5655, 5985, 6090, 6498, 6669, 6786, 7163, 7182, 7410, 7581, 7714, 7830, 7917, 8190, 8265, 8645, 9135, 9386, 9747, 9918, 10179, 10374, 10469, 10830, 10962, 11115, 11310, 11571, 11970, 12285, 12635, 13195, 13338, 14079, 14326, 14877, 15162, 15561, 15834, 16245, 16530, 16965, 17290, 17955, 18270, 19285, 19494, 20358, 20938, 21489, 22230, 22743, 23142, 23465, 23751, 24570, 24795, 25270, 25935, 26390, 27405, 28158, 29754, 31122, 31407, 32490, 32851, 33345, 33930, 34713, 35815, 35910, 37905, 38570, 39585, 42237, 42978, 45486, 46683, 46930, 47502, 48735, 49590, 50141, 50895, 51870, 52345, 54810, 57855, 62814, 64467, 65702, 66690, 68229, 69426, 70395, 71253, 71630, 73283, 74385, 75810, 77805, 79170, 84474, 93366, 94221, 97470, 98553, 100282, 101790, 104139, 104690, 107445, 113715, 115710, 118755, 126711, 128934, 136097, 136458, 140790, 142506, 146566, 148770, 150423, 155610, 157035, 164255, 173565, 188442, 193401, 197106, 208278, 211185, 214890, 219849, 227430, 233415, 237510, 250705, 253422, 272194, 282663, 295659, 300846, 314070, 322335, 328510, 341145, 347130, 356265, 366415, 386802, 408291, 422370, 439698, 451269, 466830, 471105, 492765, 501410, 520695, 565326, 591318, 633555, 644670, 659547, 680485, 682290, 712530, 732830, 752115, 816582, 886977, 902538, 942210, 952679, 967005, 985530, 1041390, 1099245, 1224873, 1267110, 1319094, 1353807, 1360970, 1413315, 1478295, 1504230, 1773954, 1905358, 1934010, 1978641, 2041455, 2198490, 2256345, 2449746, 2707614, 2826630, 2858037, 2956590, 3297735, 3674619, 3957282, 4082910, 4434885, 4512690, 4763395, 5716074, 6124365, 6595470, 6769035, 7349238, 8574111, 8869770, 9526790, 9893205, 12248730, 13538070, 14290185, 17148222, 18373095, 19786410, 25722333, 28580370, 36746190, 42870555, 51444666, 85741110, 128611665, 257223330]

約数ペア:

[(1, 257223330), (2, 128611665), (3, 85741110), (5, 51444666), (6, 42870555), (7, 36746190), (9, 28580370), (10, 25722333), (13, 19786410), (14, 18373095), (15, 17148222), (18, 14290185), (19, 13538070), (21, 12248730), (26, 9893205), (27, 9526790), (29, 8869770), (30, 8574111), (35, 7349238), (38, 6769035), (39, 6595470), (42, 6124365), (45, 5716074), (54, 4763395), (57, 4512690), (58, 4434885), (63, 4082910), (65, 3957282), (70, 3674619), (78, 3297735), (87, 2956590), (90, 2858037), (91, 2826630), (95, 2707614), (105, 2449746), (114, 2256345), (117, 2198490), (126, 2041455), (130, 1978641), (133, 1934010), (135, 1905358), (145, 1773954), (171, 1504230), (174, 1478295), (182, 1413315), (189, 1360970), (190, 1353807), (195, 1319094), (203, 1267110), (210, 1224873), (234, 1099245), (247, 1041390), (261, 985530), (266, 967005), (270, 952679), (273, 942210), (285, 902538), (290, 886977), (315, 816582), (342, 752115), (351, 732830), (361, 712530), (377, 682290), (378, 680485), (390, 659547), (399, 644670), (406, 633555), (435, 591318), (455, 565326), (494, 520695), (513, 501410), (522, 492765), (546, 471105), (551, 466830), (570, 451269), (585, 439698), (609, 422370), (630, 408291), (665, 386802), (702, 366415), (722, 356265), (741, 347130), (754, 341145), (783, 328510), (798, 322335), (819, 314070), (855, 300846), (870, 295659), (910, 282663), (945, 272194), (1015, 253422), (1026, 250705), (1083, 237510), (1102, 233415), (1131, 227430), (1170, 219849), (1197, 214890), (1218, 211185), (1235, 208278), (1305, 197106), (1330, 193401), (1365, 188442), (1482, 173565), (1566, 164255), (1638, 157035), (1653, 155610), (1710, 150423), (1729, 148770), (1755, 146566), (1805, 142506), (1827, 140790), (1885, 136458), (1890, 136097), (1995, 128934), (2030, 126711), (2166, 118755), (2223, 115710), (2262, 113715), (2394, 107445), (2457, 104690), (2470, 104139), (2527, 101790), (2565, 100282), (2610, 98553), (2639, 97470), (2730, 94221), (2755, 93366), (3045, 84474), (3249, 79170), (3306, 77805), (3393, 75810), (3458, 74385), (3510, 73283), (3591, 71630), (3610, 71253), (3654, 70395), (3705, 69426), (3770, 68229), (3857, 66690), (3915, 65702), (3990, 64467), (4095, 62814), (4446, 57855), (4693, 54810), (4914, 52345), (4959, 51870), (5054, 50895), (5130, 50141), (5187, 49590), (5278, 48735), (5415, 47502), (5481, 46930), (5510, 46683), (5655, 45486), (5985, 42978), (6090, 42237), (6498, 39585), (6669, 38570), (6786, 37905), (7163, 35910), (7182, 35815), (7410, 34713), (7581, 33930), (7714, 33345), (7830, 32851), (7917, 32490), (8190, 31407), (8265, 31122), (8645, 29754), (9135, 28158), (9386, 27405), (9747, 26390), (9918, 25935), (10179, 25270), (10374, 24795), (10469, 24570), (10830, 23751), (10962, 23465), (11115, 23142), (11310, 22743), (11571, 22230), (11970, 21489), (12285, 20938), (12635, 20358), (13195, 19494), (13338, 19285), (14079, 18270), (14326, 17955), (14877, 17290), (15162, 16965), (15561, 16530), (15834, 16245)]