1965718125

素因数分解:

$3^5\times 5^4\times 7^1\times {\mathrm{43}}^2$

素因数の和:128

約数の個数: 180

約数和(自身を含む): 4305196896

約数和(自身を除く): 2339478771

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 63, 75, 81, 105, 125, 129, 135, 175, 189, 215, 225, 243, 301, 315, 375, 387, 405, 525, 567, 625, 645, 675, 875, 903, 945, 1075, 1125, 1161, 1215, 1505, 1575, 1701, 1849, 1875, 1935, 2025, 2625, 2709, 2835, 3225, 3375, 3483, 4375, 4515, 4725, 5375, 5547, 5625, 5805, 6075, 7525, 7875, 8127, 8505, 9245, 9675, 10125, 10449, 12943, 13125, 13545, 14175, 16125, 16641, 16875, 17415, 22575, 23625, 24381, 26875, 27735, 29025, 30375, 37625, 38829, 39375, 40635, 42525, 46225, 48375, 49923, 50625, 52245, 64715, 67725, 70875, 73143, 80625, 83205, 87075, 112875, 116487, 118125, 121905, 138675, 145125, 149769, 151875, 188125, 194145, 203175, 212625, 231125, 241875, 249615, 261225, 323575, 338625, 349461, 354375, 365715, 416025, 435375, 449307, 564375, 582435, 609525, 693375, 725625, 748845, 970725, 1015875, 1048383, 1063125, 1155625, 1248075, 1306125, 1617875, 1693125, 1747305, 1828575, 2080125, 2176875, 2246535, 2912175, 3047625, 3145149, 3466875, 3744225, 4853625, 5079375, 5241915, 6240375, 6530625, 8089375, 8736525, 9142875, 10400625, 11232675, 14560875, 15238125, 15725745, 18721125, 24268125, 26209575, 31201875, 43682625, 45714375, 56163375, 72804375, 78628725, 93605625, 131047875, 218413125, 280816875, 393143625, 655239375, 1965718125]

約数ペア:

[(1, 1965718125), (3, 655239375), (5, 393143625), (7, 280816875), (9, 218413125), (15, 131047875), (21, 93605625), (25, 78628725), (27, 72804375), (35, 56163375), (43, 45714375), (45, 43682625), (63, 31201875), (75, 26209575), (81, 24268125), (105, 18721125), (125, 15725745), (129, 15238125), (135, 14560875), (175, 11232675), (189, 10400625), (215, 9142875), (225, 8736525), (243, 8089375), (301, 6530625), (315, 6240375), (375, 5241915), (387, 5079375), (405, 4853625), (525, 3744225), (567, 3466875), (625, 3145149), (645, 3047625), (675, 2912175), (875, 2246535), (903, 2176875), (945, 2080125), (1075, 1828575), (1125, 1747305), (1161, 1693125), (1215, 1617875), (1505, 1306125), (1575, 1248075), (1701, 1155625), (1849, 1063125), (1875, 1048383), (1935, 1015875), (2025, 970725), (2625, 748845), (2709, 725625), (2835, 693375), (3225, 609525), (3375, 582435), (3483, 564375), (4375, 449307), (4515, 435375), (4725, 416025), (5375, 365715), (5547, 354375), (5625, 349461), (5805, 338625), (6075, 323575), (7525, 261225), (7875, 249615), (8127, 241875), (8505, 231125), (9245, 212625), (9675, 203175), (10125, 194145), (10449, 188125), (12943, 151875), (13125, 149769), (13545, 145125), (14175, 138675), (16125, 121905), (16641, 118125), (16875, 116487), (17415, 112875), (22575, 87075), (23625, 83205), (24381, 80625), (26875, 73143), (27735, 70875), (29025, 67725), (30375, 64715), (37625, 52245), (38829, 50625), (39375, 49923), (40635, 48375), (42525, 46225)]