1285470180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{2153}}^1$

素因数の和:2306

約数の個数: 144

約数和(自身を含む): 4064546304

約数和(自身を除く): 2779076124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 107, 124, 155, 180, 186, 214, 279, 310, 321, 372, 428, 465, 535, 558, 620, 642, 930, 963, 1070, 1116, 1284, 1395, 1605, 1860, 1926, 2140, 2153, 2790, 3210, 3317, 3852, 4306, 4815, 5580, 6420, 6459, 6634, 8612, 9630, 9951, 10765, 12918, 13268, 16585, 19260, 19377, 19902, 21530, 25836, 29853, 32295, 33170, 38754, 39804, 43060, 49755, 59706, 64590, 66340, 66743, 77508, 96885, 99510, 119412, 129180, 133486, 149265, 193770, 199020, 200229, 230371, 266972, 298530, 333715, 387540, 400458, 460742, 597060, 600687, 667430, 691113, 800916, 921484, 1001145, 1151855, 1201374, 1334860, 1382226, 2002290, 2073339, 2303710, 2402748, 2764452, 3003435, 3455565, 4004580, 4146678, 4607420, 6006870, 6911130, 7141501, 8293356, 10366695, 12013740, 13822260, 14283002, 20733390, 21424503, 28566004, 35707505, 41466780, 42849006, 64273509, 71415010, 85698012, 107122515, 128547018, 142830020, 214245030, 257094036, 321367545, 428490060, 642735090, 1285470180]

約数ペア:

[(1, 1285470180), (2, 642735090), (3, 428490060), (4, 321367545), (5, 257094036), (6, 214245030), (9, 142830020), (10, 128547018), (12, 107122515), (15, 85698012), (18, 71415010), (20, 64273509), (30, 42849006), (31, 41466780), (36, 35707505), (45, 28566004), (60, 21424503), (62, 20733390), (90, 14283002), (93, 13822260), (107, 12013740), (124, 10366695), (155, 8293356), (180, 7141501), (186, 6911130), (214, 6006870), (279, 4607420), (310, 4146678), (321, 4004580), (372, 3455565), (428, 3003435), (465, 2764452), (535, 2402748), (558, 2303710), (620, 2073339), (642, 2002290), (930, 1382226), (963, 1334860), (1070, 1201374), (1116, 1151855), (1284, 1001145), (1395, 921484), (1605, 800916), (1860, 691113), (1926, 667430), (2140, 600687), (2153, 597060), (2790, 460742), (3210, 400458), (3317, 387540), (3852, 333715), (4306, 298530), (4815, 266972), (5580, 230371), (6420, 200229), (6459, 199020), (6634, 193770), (8612, 149265), (9630, 133486), (9951, 129180), (10765, 119412), (12918, 99510), (13268, 96885), (16585, 77508), (19260, 66743), (19377, 66340), (19902, 64590), (21530, 59706), (25836, 49755), (29853, 43060), (32295, 39804), (33170, 38754)]