1217580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 4214784

約数和(自身を除く): 2997204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 223, 260, 273, 364, 390, 420, 446, 455, 546, 669, 780, 892, 910, 1092, 1115, 1338, 1365, 1561, 1820, 2230, 2676, 2730, 2899, 3122, 3345, 4460, 4683, 5460, 5798, 6244, 6690, 7805, 8697, 9366, 11596, 13380, 14495, 15610, 17394, 18732, 20293, 23415, 28990, 31220, 34788, 40586, 43485, 46830, 57980, 60879, 81172, 86970, 93660, 101465, 121758, 173940, 202930, 243516, 304395, 405860, 608790, 1217580]

約数ペア:

[(1, 1217580), (2, 608790), (3, 405860), (4, 304395), (5, 243516), (6, 202930), (7, 173940), (10, 121758), (12, 101465), (13, 93660), (14, 86970), (15, 81172), (20, 60879), (21, 57980), (26, 46830), (28, 43485), (30, 40586), (35, 34788), (39, 31220), (42, 28990), (52, 23415), (60, 20293), (65, 18732), (70, 17394), (78, 15610), (84, 14495), (91, 13380), (105, 11596), (130, 9366), (140, 8697), (156, 7805), (182, 6690), (195, 6244), (210, 5798), (223, 5460), (260, 4683), (273, 4460), (364, 3345), (390, 3122), (420, 2899), (446, 2730), (455, 2676), (546, 2230), (669, 1820), (780, 1561), (892, 1365), (910, 1338), (1092, 1115)]