319885020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:425

約数の個数: 288

約数和(自身を含む): 1218147840

約数和(自身を除く): 898262820

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, 59, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 118, 126, 130, 140, 156, 177, 180, 182, 195, 210, 234, 236, 252, 260, 273, 295, 315, 331, 354, 364, 390, 413, 420, 455, 468, 531, 546, 585, 590, 630, 662, 708, 767, 780, 819, 826, 885, 910, 993, 1062, 1092, 1170, 1180, 1239, 1260, 1324, 1365, 1534, 1638, 1652, 1655, 1770, 1820, 1986, 2065, 2124, 2301, 2317, 2340, 2478, 2655, 2730, 2979, 3068, 3276, 3310, 3540, 3717, 3835, 3972, 4095, 4130, 4303, 4602, 4634, 4956, 4965, 5310, 5369, 5460, 5958, 6195, 6620, 6903, 6951, 7434, 7670, 8190, 8260, 8606, 9204, 9268, 9930, 10620, 10738, 11505, 11585, 11916, 12390, 12909, 13806, 13902, 14868, 14895, 15340, 16107, 16380, 17212, 18585, 19529, 19860, 20853, 21476, 21515, 23010, 23170, 24780, 25818, 26845, 27612, 27804, 29790, 30121, 32214, 34515, 34755, 37170, 38727, 39058, 41706, 43030, 46020, 46340, 48321, 51636, 53690, 58587, 59580, 60242, 64428, 64545, 69030, 69510, 74340, 77454, 78116, 80535, 83412, 86060, 90363, 96642, 97645, 104265, 107380, 117174, 120484, 129090, 136703, 138060, 139020, 150605, 154908, 161070, 175761, 180726, 193284, 193635, 195290, 208530, 234348, 241605, 253877, 258180, 271089, 273406, 292935, 301210, 322140, 351522, 361452, 387270, 390580, 410109, 417060, 451815, 483210, 507754, 542178, 546812, 585870, 602420, 683515, 703044, 761631, 774540, 820218, 878805, 903630, 966420, 1015508, 1084356, 1171740, 1230327, 1269385, 1355445, 1367030, 1523262, 1640436, 1757610, 1777139, 1807260, 2050545, 2284893, 2460654, 2538770, 2710890, 2734060, 3046524, 3515220, 3554278, 3808155, 4101090, 4569786, 4921308, 5077540, 5331417, 5421780, 6151635, 7108556, 7616310, 8202180, 8885695, 9139572, 10662834, 11424465, 12303270, 15232620, 15994251, 17771390, 21325668, 22848930, 24606540, 26657085, 31988502, 35542780, 45697860, 53314170, 63977004, 79971255, 106628340, 159942510, 319885020]

約数ペア:

[(1, 319885020), (2, 159942510), (3, 106628340), (4, 79971255), (5, 63977004), (6, 53314170), (7, 45697860), (9, 35542780), (10, 31988502), (12, 26657085), (13, 24606540), (14, 22848930), (15, 21325668), (18, 17771390), (20, 15994251), (21, 15232620), (26, 12303270), (28, 11424465), (30, 10662834), (35, 9139572), (36, 8885695), (39, 8202180), (42, 7616310), (45, 7108556), (52, 6151635), (59, 5421780), (60, 5331417), (63, 5077540), (65, 4921308), (70, 4569786), (78, 4101090), (84, 3808155), (90, 3554278), (91, 3515220), (105, 3046524), (117, 2734060), (118, 2710890), (126, 2538770), (130, 2460654), (140, 2284893), (156, 2050545), (177, 1807260), (180, 1777139), (182, 1757610), (195, 1640436), (210, 1523262), (234, 1367030), (236, 1355445), (252, 1269385), (260, 1230327), (273, 1171740), (295, 1084356), (315, 1015508), (331, 966420), (354, 903630), (364, 878805), (390, 820218), (413, 774540), (420, 761631), (455, 703044), (468, 683515), (531, 602420), (546, 585870), (585, 546812), (590, 542178), (630, 507754), (662, 483210), (708, 451815), (767, 417060), (780, 410109), (819, 390580), (826, 387270), (885, 361452), (910, 351522), (993, 322140), (1062, 301210), (1092, 292935), (1170, 273406), (1180, 271089), (1239, 258180), (1260, 253877), (1324, 241605), (1365, 234348), (1534, 208530), (1638, 195290), (1652, 193635), (1655, 193284), (1770, 180726), (1820, 175761), (1986, 161070), (2065, 154908), (2124, 150605), (2301, 139020), (2317, 138060), (2340, 136703), (2478, 129090), (2655, 120484), (2730, 117174), (2979, 107380), (3068, 104265), (3276, 97645), (3310, 96642), (3540, 90363), (3717, 86060), (3835, 83412), (3972, 80535), (4095, 78116), (4130, 77454), (4303, 74340), (4602, 69510), (4634, 69030), (4956, 64545), (4965, 64428), (5310, 60242), (5369, 59580), (5460, 58587), (5958, 53690), (6195, 51636), (6620, 48321), (6903, 46340), (6951, 46020), (7434, 43030), (7670, 41706), (8190, 39058), (8260, 38727), (8606, 37170), (9204, 34755), (9268, 34515), (9930, 32214), (10620, 30121), (10738, 29790), (11505, 27804), (11585, 27612), (11916, 26845), (12390, 25818), (12909, 24780), (13806, 23170), (13902, 23010), (14868, 21515), (14895, 21476), (15340, 20853), (16107, 19860), (16380, 19529), (17212, 18585)]