1308240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 120

約数和(自身を含む): 4642560

約数和(自身を除く): 3334320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 79, 80, 90, 92, 115, 120, 138, 144, 158, 180, 184, 207, 230, 237, 240, 276, 316, 345, 360, 368, 395, 414, 460, 474, 552, 632, 690, 711, 720, 790, 828, 920, 948, 1035, 1104, 1185, 1264, 1380, 1422, 1580, 1656, 1817, 1840, 1896, 2070, 2370, 2760, 2844, 3160, 3312, 3555, 3634, 3792, 4140, 4740, 5451, 5520, 5688, 6320, 7110, 7268, 8280, 9085, 9480, 10902, 11376, 14220, 14536, 16353, 16560, 18170, 18960, 21804, 27255, 28440, 29072, 32706, 36340, 43608, 54510, 56880, 65412, 72680, 81765, 87216, 109020, 130824, 145360, 163530, 218040, 261648, 327060, 436080, 654120, 1308240]

約数ペア:

[(1, 1308240), (2, 654120), (3, 436080), (4, 327060), (5, 261648), (6, 218040), (8, 163530), (9, 145360), (10, 130824), (12, 109020), (15, 87216), (16, 81765), (18, 72680), (20, 65412), (23, 56880), (24, 54510), (30, 43608), (36, 36340), (40, 32706), (45, 29072), (46, 28440), (48, 27255), (60, 21804), (69, 18960), (72, 18170), (79, 16560), (80, 16353), (90, 14536), (92, 14220), (115, 11376), (120, 10902), (138, 9480), (144, 9085), (158, 8280), (180, 7268), (184, 7110), (207, 6320), (230, 5688), (237, 5520), (240, 5451), (276, 4740), (316, 4140), (345, 3792), (360, 3634), (368, 3555), (395, 3312), (414, 3160), (460, 2844), (474, 2760), (552, 2370), (632, 2070), (690, 1896), (711, 1840), (720, 1817), (790, 1656), (828, 1580), (920, 1422), (948, 1380), (1035, 1264), (1104, 1185)]