15203923980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{199999}}^1$

素因数の和:200199

約数の個数: 96

約数和(自身を含む): 48921600000

約数和(自身を除く): 33717676020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 181, 210, 362, 420, 543, 724, 905, 1086, 1267, 1810, 2172, 2534, 2715, 3620, 3801, 5068, 5430, 6335, 7602, 10860, 12670, 15204, 19005, 25340, 38010, 76020, 199999, 399998, 599997, 799996, 999995, 1199994, 1399993, 1999990, 2399988, 2799986, 2999985, 3999980, 4199979, 5599972, 5999970, 6999965, 8399958, 11999940, 13999930, 16799916, 20999895, 27999860, 36199819, 41999790, 72399638, 83999580, 108599457, 144799276, 180999095, 217198914, 253398733, 361998190, 434397828, 506797466, 542997285, 723996380, 760196199, 1013594932, 1085994570, 1266993665, 1520392398, 2171989140, 2533987330, 3040784796, 3800980995, 5067974660, 7601961990, 15203923980]

約数ペア:

[(1, 15203923980), (2, 7601961990), (3, 5067974660), (4, 3800980995), (5, 3040784796), (6, 2533987330), (7, 2171989140), (10, 1520392398), (12, 1266993665), (14, 1085994570), (15, 1013594932), (20, 760196199), (21, 723996380), (28, 542997285), (30, 506797466), (35, 434397828), (42, 361998190), (60, 253398733), (70, 217198914), (84, 180999095), (105, 144799276), (140, 108599457), (181, 83999580), (210, 72399638), (362, 41999790), (420, 36199819), (543, 27999860), (724, 20999895), (905, 16799916), (1086, 13999930), (1267, 11999940), (1810, 8399958), (2172, 6999965), (2534, 5999970), (2715, 5599972), (3620, 4199979), (3801, 3999980), (5068, 2999985), (5430, 2799986), (6335, 2399988), (7602, 1999990), (10860, 1399993), (12670, 1199994), (15204, 999995), (19005, 799996), (25340, 599997), (38010, 399998), (76020, 199999)]