20181646125

素因数分解:

$3^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1097}}^1$

素因数の和:1226

約数の個数: 160

約数和(自身を含む): 39793628160

約数和(自身を除く): 19611982035

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 79, 81, 115, 125, 135, 207, 225, 237, 345, 375, 395, 405, 575, 621, 675, 711, 1035, 1097, 1125, 1185, 1725, 1817, 1863, 1975, 2025, 2133, 2875, 3105, 3291, 3375, 3555, 5175, 5451, 5485, 5925, 6399, 8625, 9085, 9315, 9873, 9875, 10125, 10665, 15525, 16353, 16455, 17775, 25231, 25875, 27255, 27425, 29619, 29625, 31995, 45425, 46575, 49059, 49365, 53325, 75693, 77625, 81765, 82275, 86663, 88857, 88875, 126155, 136275, 137125, 147177, 148095, 159975, 227079, 227125, 232875, 245295, 246825, 259989, 266625, 378465, 408825, 411375, 433315, 444285, 630775, 681237, 681375, 735885, 740475, 779967, 799875, 1135395, 1226475, 1234125, 1299945, 1892325, 1993249, 2043711, 2044125, 2166575, 2221425, 2339901, 3153875, 3406185, 3679425, 3702375, 3899835, 5676975, 5979747, 6132375, 6499725, 7019703, 9461625, 9966245, 10218555, 10832875, 11107125, 11699505, 17030925, 17939241, 18397125, 19499175, 28384875, 29898735, 32498625, 35098515, 49831225, 51092775, 53817723, 58497525, 85154625, 89696205, 97495875, 149493675, 161453169, 175492575, 249156125, 255463875, 269088615, 292487625, 448481025, 747468375, 807265845, 877462875, 1345443075, 2242405125, 4036329225, 6727215375, 20181646125]

約数ペア:

[(1, 20181646125), (3, 6727215375), (5, 4036329225), (9, 2242405125), (15, 1345443075), (23, 877462875), (25, 807265845), (27, 747468375), (45, 448481025), (69, 292487625), (75, 269088615), (79, 255463875), (81, 249156125), (115, 175492575), (125, 161453169), (135, 149493675), (207, 97495875), (225, 89696205), (237, 85154625), (345, 58497525), (375, 53817723), (395, 51092775), (405, 49831225), (575, 35098515), (621, 32498625), (675, 29898735), (711, 28384875), (1035, 19499175), (1097, 18397125), (1125, 17939241), (1185, 17030925), (1725, 11699505), (1817, 11107125), (1863, 10832875), (1975, 10218555), (2025, 9966245), (2133, 9461625), (2875, 7019703), (3105, 6499725), (3291, 6132375), (3375, 5979747), (3555, 5676975), (5175, 3899835), (5451, 3702375), (5485, 3679425), (5925, 3406185), (6399, 3153875), (8625, 2339901), (9085, 2221425), (9315, 2166575), (9873, 2044125), (9875, 2043711), (10125, 1993249), (10665, 1892325), (15525, 1299945), (16353, 1234125), (16455, 1226475), (17775, 1135395), (25231, 799875), (25875, 779967), (27255, 740475), (27425, 735885), (29619, 681375), (29625, 681237), (31995, 630775), (45425, 444285), (46575, 433315), (49059, 411375), (49365, 408825), (53325, 378465), (75693, 266625), (77625, 259989), (81765, 246825), (82275, 245295), (86663, 232875), (88857, 227125), (88875, 227079), (126155, 159975), (136275, 148095), (137125, 147177)]