1901764260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{87317}}^1$

素因数の和:87354

約数の個数: 108

約数和(自身を含む): 6340858524

約数和(自身を除く): 4439094264

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 4356, 5445, 7260, 10890, 21780, 87317, 174634, 261951, 349268, 436585, 523902, 785853, 873170, 960487, 1047804, 1309755, 1571706, 1746340, 1920974, 2619510, 2881461, 3143412, 3841948, 3929265, 4802435, 5239020, 5762922, 7858530, 8644383, 9604870, 10565357, 11525844, 14407305, 15717060, 17288766, 19209740, 21130714, 28814610, 31696071, 34577532, 42261428, 43221915, 52826785, 57629220, 63392142, 86443830, 95088213, 105653570, 126784284, 158480355, 172887660, 190176426, 211307140, 316960710, 380352852, 475441065, 633921420, 950882130, 1901764260]

約数ペア:

[(1, 1901764260), (2, 950882130), (3, 633921420), (4, 475441065), (5, 380352852), (6, 316960710), (9, 211307140), (10, 190176426), (11, 172887660), (12, 158480355), (15, 126784284), (18, 105653570), (20, 95088213), (22, 86443830), (30, 63392142), (33, 57629220), (36, 52826785), (44, 43221915), (45, 42261428), (55, 34577532), (60, 31696071), (66, 28814610), (90, 21130714), (99, 19209740), (110, 17288766), (121, 15717060), (132, 14407305), (165, 11525844), (180, 10565357), (198, 9604870), (220, 8644383), (242, 7858530), (330, 5762922), (363, 5239020), (396, 4802435), (484, 3929265), (495, 3841948), (605, 3143412), (660, 2881461), (726, 2619510), (990, 1920974), (1089, 1746340), (1210, 1571706), (1452, 1309755), (1815, 1047804), (1980, 960487), (2178, 873170), (2420, 785853), (3630, 523902), (4356, 436585), (5445, 349268), (7260, 261951), (10890, 174634), (21780, 87317)]