1332658640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^2$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 3311466624

約数和(自身を除く): 1978807984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 101, 115, 142, 184, 202, 230, 284, 355, 368, 404, 460, 505, 568, 710, 808, 920, 1010, 1136, 1420, 1616, 1633, 1840, 2020, 2323, 2840, 3266, 4040, 4646, 5680, 6532, 7171, 8080, 8165, 9292, 10201, 11615, 13064, 14342, 16330, 18584, 20402, 23230, 26128, 28684, 32660, 35855, 37168, 40804, 46460, 51005, 57368, 65320, 71710, 81608, 92920, 102010, 114736, 130640, 143420, 163216, 164933, 185840, 204020, 234623, 286840, 329866, 408040, 469246, 573680, 659732, 724271, 816080, 824665, 938492, 1173115, 1319464, 1448542, 1649330, 1876984, 2346230, 2638928, 2897084, 3298660, 3621355, 3753968, 4692460, 5794168, 6597320, 7242710, 9384920, 11588336, 13194640, 14485420, 16658233, 18769840, 28970840, 33316466, 57941680, 66632932, 83291165, 133265864, 166582330, 266531728, 333164660, 666329320, 1332658640]

約数ペア:

[(1, 1332658640), (2, 666329320), (4, 333164660), (5, 266531728), (8, 166582330), (10, 133265864), (16, 83291165), (20, 66632932), (23, 57941680), (40, 33316466), (46, 28970840), (71, 18769840), (80, 16658233), (92, 14485420), (101, 13194640), (115, 11588336), (142, 9384920), (184, 7242710), (202, 6597320), (230, 5794168), (284, 4692460), (355, 3753968), (368, 3621355), (404, 3298660), (460, 2897084), (505, 2638928), (568, 2346230), (710, 1876984), (808, 1649330), (920, 1448542), (1010, 1319464), (1136, 1173115), (1420, 938492), (1616, 824665), (1633, 816080), (1840, 724271), (2020, 659732), (2323, 573680), (2840, 469246), (3266, 408040), (4040, 329866), (4646, 286840), (5680, 234623), (6532, 204020), (7171, 185840), (8080, 164933), (8165, 163216), (9292, 143420), (10201, 130640), (11615, 114736), (13064, 102010), (14342, 92920), (16330, 81608), (18584, 71710), (20402, 65320), (23230, 57368), (26128, 51005), (28684, 46460), (32660, 40804), (35855, 37168)]