217006790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:227

約数の個数: 192

約数和(自身を含む): 565367040

約数和(自身を除く): 348360250

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 19, 22, 26, 35, 38, 49, 55, 65, 70, 77, 91, 95, 98, 110, 130, 133, 143, 154, 163, 182, 190, 209, 245, 247, 266, 286, 326, 385, 418, 455, 490, 494, 539, 637, 665, 715, 770, 815, 910, 931, 1001, 1045, 1078, 1141, 1235, 1274, 1330, 1430, 1463, 1630, 1729, 1793, 1862, 2002, 2090, 2119, 2282, 2470, 2695, 2717, 2926, 3097, 3185, 3458, 3586, 4238, 4655, 5005, 5390, 5434, 5705, 6194, 6370, 7007, 7315, 7987, 8645, 8965, 9310, 10010, 10241, 10595, 11410, 12103, 12551, 13585, 14014, 14630, 14833, 15485, 15974, 17290, 17930, 19019, 20482, 21190, 21679, 23309, 24206, 25102, 27170, 29666, 30970, 34067, 35035, 38038, 39935, 40261, 43358, 46618, 51205, 60515, 62755, 68134, 70070, 74165, 79870, 80522, 87857, 95095, 102410, 103831, 108395, 116545, 121030, 125510, 133133, 148330, 151753, 163163, 170335, 175714, 190190, 201305, 207662, 216790, 233090, 238469, 266266, 281827, 303506, 326326, 340670, 402610, 439285, 442871, 476938, 519155, 563654, 665665, 758765, 815815, 878570, 885742, 1038310, 1142141, 1192345, 1331330, 1409135, 1517530, 1631630, 1669283, 1972789, 2214355, 2284282, 2384690, 2818270, 3100097, 3338566, 3945578, 4428710, 5710705, 6200194, 8346415, 9863945, 11421410, 15500485, 16692830, 19727890, 21700679, 31000970, 43401358, 108503395, 217006790]

約数ペア:

[(1, 217006790), (2, 108503395), (5, 43401358), (7, 31000970), (10, 21700679), (11, 19727890), (13, 16692830), (14, 15500485), (19, 11421410), (22, 9863945), (26, 8346415), (35, 6200194), (38, 5710705), (49, 4428710), (55, 3945578), (65, 3338566), (70, 3100097), (77, 2818270), (91, 2384690), (95, 2284282), (98, 2214355), (110, 1972789), (130, 1669283), (133, 1631630), (143, 1517530), (154, 1409135), (163, 1331330), (182, 1192345), (190, 1142141), (209, 1038310), (245, 885742), (247, 878570), (266, 815815), (286, 758765), (326, 665665), (385, 563654), (418, 519155), (455, 476938), (490, 442871), (494, 439285), (539, 402610), (637, 340670), (665, 326326), (715, 303506), (770, 281827), (815, 266266), (910, 238469), (931, 233090), (1001, 216790), (1045, 207662), (1078, 201305), (1141, 190190), (1235, 175714), (1274, 170335), (1330, 163163), (1430, 151753), (1463, 148330), (1630, 133133), (1729, 125510), (1793, 121030), (1862, 116545), (2002, 108395), (2090, 103831), (2119, 102410), (2282, 95095), (2470, 87857), (2695, 80522), (2717, 79870), (2926, 74165), (3097, 70070), (3185, 68134), (3458, 62755), (3586, 60515), (4238, 51205), (4655, 46618), (5005, 43358), (5390, 40261), (5434, 39935), (5705, 38038), (6194, 35035), (6370, 34067), (7007, 30970), (7315, 29666), (7987, 27170), (8645, 25102), (8965, 24206), (9310, 23309), (10010, 21679), (10241, 21190), (10595, 20482), (11410, 19019), (12103, 17930), (12551, 17290), (13585, 15974), (14014, 15485), (14630, 14833)]