15790740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 53089344

約数和(自身を除く): 37298604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 49, 60, 70, 82, 84, 98, 105, 123, 131, 140, 147, 164, 196, 205, 210, 245, 246, 262, 287, 294, 393, 410, 420, 490, 492, 524, 574, 588, 615, 655, 735, 786, 820, 861, 917, 980, 1148, 1230, 1310, 1435, 1470, 1572, 1722, 1834, 1965, 2009, 2460, 2620, 2751, 2870, 2940, 3444, 3668, 3930, 4018, 4305, 4585, 5371, 5502, 5740, 6027, 6419, 7860, 8036, 8610, 9170, 10045, 10742, 11004, 12054, 12838, 13755, 16113, 17220, 18340, 19257, 20090, 21484, 24108, 25676, 26855, 27510, 30135, 32095, 32226, 37597, 38514, 40180, 53710, 55020, 60270, 64190, 64452, 75194, 77028, 80565, 96285, 107420, 112791, 120540, 128380, 150388, 161130, 187985, 192570, 225582, 263179, 322260, 375970, 385140, 451164, 526358, 563955, 751940, 789537, 1052716, 1127910, 1315895, 1579074, 2255820, 2631790, 3158148, 3947685, 5263580, 7895370, 15790740]

約数ペア:

[(1, 15790740), (2, 7895370), (3, 5263580), (4, 3947685), (5, 3158148), (6, 2631790), (7, 2255820), (10, 1579074), (12, 1315895), (14, 1127910), (15, 1052716), (20, 789537), (21, 751940), (28, 563955), (30, 526358), (35, 451164), (41, 385140), (42, 375970), (49, 322260), (60, 263179), (70, 225582), (82, 192570), (84, 187985), (98, 161130), (105, 150388), (123, 128380), (131, 120540), (140, 112791), (147, 107420), (164, 96285), (196, 80565), (205, 77028), (210, 75194), (245, 64452), (246, 64190), (262, 60270), (287, 55020), (294, 53710), (393, 40180), (410, 38514), (420, 37597), (490, 32226), (492, 32095), (524, 30135), (574, 27510), (588, 26855), (615, 25676), (655, 24108), (735, 21484), (786, 20090), (820, 19257), (861, 18340), (917, 17220), (980, 16113), (1148, 13755), (1230, 12838), (1310, 12054), (1435, 11004), (1470, 10742), (1572, 10045), (1722, 9170), (1834, 8610), (1965, 8036), (2009, 7860), (2460, 6419), (2620, 6027), (2751, 5740), (2870, 5502), (2940, 5371), (3444, 4585), (3668, 4305), (3930, 4018)]