851219460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:523

約数の個数: 288

約数和(自身を含む): 3207789312

約数和(自身を除く): 2356569852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 157, 180, 182, 195, 210, 234, 252, 260, 273, 314, 315, 331, 364, 390, 420, 455, 468, 471, 546, 585, 628, 630, 662, 780, 785, 819, 910, 942, 993, 1092, 1099, 1170, 1260, 1324, 1365, 1413, 1570, 1638, 1655, 1820, 1884, 1986, 2041, 2198, 2317, 2340, 2355, 2730, 2826, 2979, 3140, 3276, 3297, 3310, 3972, 4082, 4095, 4303, 4396, 4634, 4710, 4965, 5460, 5495, 5652, 5958, 6123, 6594, 6620, 6951, 7065, 8164, 8190, 8606, 9268, 9420, 9891, 9930, 10205, 10990, 11585, 11916, 12246, 12909, 13188, 13902, 14130, 14287, 14895, 16380, 16485, 17212, 18369, 19782, 19860, 20410, 20853, 21515, 21980, 23170, 24492, 25818, 27804, 28260, 28574, 29790, 30121, 30615, 32970, 34755, 36738, 38727, 39564, 40820, 41706, 42861, 43030, 46340, 49455, 51636, 51967, 57148, 59580, 60242, 61230, 64545, 65940, 69510, 71435, 73476, 77454, 83412, 85722, 86060, 90363, 91845, 98910, 103934, 104265, 120484, 122460, 128583, 129090, 139020, 142870, 150605, 154908, 155901, 171444, 180726, 183690, 193635, 197820, 207868, 208530, 214305, 257166, 258180, 259835, 271089, 285740, 301210, 311802, 361452, 363769, 367380, 387270, 417060, 428610, 451815, 467703, 514332, 519670, 542178, 602420, 623604, 642915, 675571, 727538, 774540, 779505, 857220, 903630, 935406, 1039340, 1084356, 1091307, 1285830, 1351142, 1355445, 1455076, 1559010, 1807260, 1818845, 1870812, 2026713, 2182614, 2338515, 2571660, 2702284, 2710890, 3118020, 3273921, 3377855, 3637690, 4053426, 4365228, 4677030, 4728997, 5421780, 5456535, 6080139, 6547842, 6755710, 7275380, 8106852, 9354060, 9457994, 10133565, 10913070, 12160278, 13095684, 13511420, 14186991, 16369605, 18915988, 20267130, 21826140, 23644985, 24320556, 28373982, 30400695, 32739210, 40534260, 42560973, 47289970, 56747964, 60801390, 65478420, 70934955, 85121946, 94579940, 121602780, 141869910, 170243892, 212804865, 283739820, 425609730, 851219460]

約数ペア:

[(1, 851219460), (2, 425609730), (3, 283739820), (4, 212804865), (5, 170243892), (6, 141869910), (7, 121602780), (9, 94579940), (10, 85121946), (12, 70934955), (13, 65478420), (14, 60801390), (15, 56747964), (18, 47289970), (20, 42560973), (21, 40534260), (26, 32739210), (28, 30400695), (30, 28373982), (35, 24320556), (36, 23644985), (39, 21826140), (42, 20267130), (45, 18915988), (52, 16369605), (60, 14186991), (63, 13511420), (65, 13095684), (70, 12160278), (78, 10913070), (84, 10133565), (90, 9457994), (91, 9354060), (105, 8106852), (117, 7275380), (126, 6755710), (130, 6547842), (140, 6080139), (156, 5456535), (157, 5421780), (180, 4728997), (182, 4677030), (195, 4365228), (210, 4053426), (234, 3637690), (252, 3377855), (260, 3273921), (273, 3118020), (314, 2710890), (315, 2702284), (331, 2571660), (364, 2338515), (390, 2182614), (420, 2026713), (455, 1870812), (468, 1818845), (471, 1807260), (546, 1559010), (585, 1455076), (628, 1355445), (630, 1351142), (662, 1285830), (780, 1091307), (785, 1084356), (819, 1039340), (910, 935406), (942, 903630), (993, 857220), (1092, 779505), (1099, 774540), (1170, 727538), (1260, 675571), (1324, 642915), (1365, 623604), (1413, 602420), (1570, 542178), (1638, 519670), (1655, 514332), (1820, 467703), (1884, 451815), (1986, 428610), (2041, 417060), (2198, 387270), (2317, 367380), (2340, 363769), (2355, 361452), (2730, 311802), (2826, 301210), (2979, 285740), (3140, 271089), (3276, 259835), (3297, 258180), (3310, 257166), (3972, 214305), (4082, 208530), (4095, 207868), (4303, 197820), (4396, 193635), (4634, 183690), (4710, 180726), (4965, 171444), (5460, 155901), (5495, 154908), (5652, 150605), (5958, 142870), (6123, 139020), (6594, 129090), (6620, 128583), (6951, 122460), (7065, 120484), (8164, 104265), (8190, 103934), (8606, 98910), (9268, 91845), (9420, 90363), (9891, 86060), (9930, 85722), (10205, 83412), (10990, 77454), (11585, 73476), (11916, 71435), (12246, 69510), (12909, 65940), (13188, 64545), (13902, 61230), (14130, 60242), (14287, 59580), (14895, 57148), (16380, 51967), (16485, 51636), (17212, 49455), (18369, 46340), (19782, 43030), (19860, 42861), (20410, 41706), (20853, 40820), (21515, 39564), (21980, 38727), (23170, 36738), (24492, 34755), (25818, 32970), (27804, 30615), (28260, 30121), (28574, 29790)]