221364180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39671}}^1$

素因数の和:39717

約数の個数: 72

約数和(自身を含む): 693149184

約数和(自身を除く): 471785004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 39671, 79342, 119013, 158684, 198355, 238026, 357039, 396710, 476052, 595065, 714078, 793420, 1190130, 1229801, 1428156, 1785195, 2380260, 2459602, 3570390, 3689403, 4919204, 6149005, 7140780, 7378806, 11068209, 12298010, 14757612, 18447015, 22136418, 24596020, 36894030, 44272836, 55341045, 73788060, 110682090, 221364180]

約数ペア:

[(1, 221364180), (2, 110682090), (3, 73788060), (4, 55341045), (5, 44272836), (6, 36894030), (9, 24596020), (10, 22136418), (12, 18447015), (15, 14757612), (18, 12298010), (20, 11068209), (30, 7378806), (31, 7140780), (36, 6149005), (45, 4919204), (60, 3689403), (62, 3570390), (90, 2459602), (93, 2380260), (124, 1785195), (155, 1428156), (180, 1229801), (186, 1190130), (279, 793420), (310, 714078), (372, 595065), (465, 476052), (558, 396710), (620, 357039), (930, 238026), (1116, 198355), (1395, 158684), (1860, 119013), (2790, 79342), (5580, 39671)]