1286163540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1553}}^1$

素因数の和:1718

約数の個数: 144

約数和(自身を含む): 4031995968

約数和(自身を除く): 2745832428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 107, 129, 172, 180, 214, 215, 258, 321, 387, 428, 430, 516, 535, 642, 645, 774, 860, 963, 1070, 1284, 1290, 1548, 1553, 1605, 1926, 1935, 2140, 2580, 3106, 3210, 3852, 3870, 4601, 4659, 4815, 6212, 6420, 7740, 7765, 9202, 9318, 9630, 13803, 13977, 15530, 18404, 18636, 19260, 23005, 23295, 27606, 27954, 31060, 41409, 46010, 46590, 55212, 55908, 66779, 69015, 69885, 82818, 92020, 93180, 133558, 138030, 139770, 165636, 166171, 200337, 207045, 267116, 276060, 279540, 332342, 333895, 400674, 414090, 498513, 601011, 664684, 667790, 801348, 828180, 830855, 997026, 1001685, 1202022, 1335580, 1495539, 1661710, 1994052, 2003370, 2404044, 2492565, 2991078, 3005055, 3323420, 4006740, 4985130, 5982156, 6010110, 7145353, 7477695, 9970260, 12020220, 14290706, 14955390, 21436059, 28581412, 29910780, 35726765, 42872118, 64308177, 71453530, 85744236, 107180295, 128616354, 142907060, 214360590, 257232708, 321540885, 428721180, 643081770, 1286163540]

約数ペア:

[(1, 1286163540), (2, 643081770), (3, 428721180), (4, 321540885), (5, 257232708), (6, 214360590), (9, 142907060), (10, 128616354), (12, 107180295), (15, 85744236), (18, 71453530), (20, 64308177), (30, 42872118), (36, 35726765), (43, 29910780), (45, 28581412), (60, 21436059), (86, 14955390), (90, 14290706), (107, 12020220), (129, 9970260), (172, 7477695), (180, 7145353), (214, 6010110), (215, 5982156), (258, 4985130), (321, 4006740), (387, 3323420), (428, 3005055), (430, 2991078), (516, 2492565), (535, 2404044), (642, 2003370), (645, 1994052), (774, 1661710), (860, 1495539), (963, 1335580), (1070, 1202022), (1284, 1001685), (1290, 997026), (1548, 830855), (1553, 828180), (1605, 801348), (1926, 667790), (1935, 664684), (2140, 601011), (2580, 498513), (3106, 414090), (3210, 400674), (3852, 333895), (3870, 332342), (4601, 279540), (4659, 276060), (4815, 267116), (6212, 207045), (6420, 200337), (7740, 166171), (7765, 165636), (9202, 139770), (9318, 138030), (9630, 133558), (13803, 93180), (13977, 92020), (15530, 82818), (18404, 69885), (18636, 69015), (19260, 66779), (23005, 55908), (23295, 55212), (27606, 46590), (27954, 46010), (31060, 41409)]