18737220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 54835200

約数和(自身を除く): 36097980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 67, 79, 118, 134, 158, 177, 201, 236, 237, 268, 295, 316, 335, 354, 395, 402, 474, 590, 670, 708, 790, 804, 885, 948, 1005, 1180, 1185, 1340, 1580, 1770, 2010, 2370, 3540, 3953, 4020, 4661, 4740, 5293, 7906, 9322, 10586, 11859, 13983, 15812, 15879, 18644, 19765, 21172, 23305, 23718, 26465, 27966, 31758, 39530, 46610, 47436, 52930, 55932, 59295, 63516, 69915, 79060, 79395, 93220, 105860, 118590, 139830, 158790, 237180, 279660, 312287, 317580, 624574, 936861, 1249148, 1561435, 1873722, 3122870, 3747444, 4684305, 6245740, 9368610, 18737220]

約数ペア:

[(1, 18737220), (2, 9368610), (3, 6245740), (4, 4684305), (5, 3747444), (6, 3122870), (10, 1873722), (12, 1561435), (15, 1249148), (20, 936861), (30, 624574), (59, 317580), (60, 312287), (67, 279660), (79, 237180), (118, 158790), (134, 139830), (158, 118590), (177, 105860), (201, 93220), (236, 79395), (237, 79060), (268, 69915), (295, 63516), (316, 59295), (335, 55932), (354, 52930), (395, 47436), (402, 46610), (474, 39530), (590, 31758), (670, 27966), (708, 26465), (790, 23718), (804, 23305), (885, 21172), (948, 19765), (1005, 18644), (1180, 15879), (1185, 15812), (1340, 13983), (1580, 11859), (1770, 10586), (2010, 9322), (2370, 7906), (3540, 5293), (3953, 4740), (4020, 4661)]