251281753020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1\times {\mathrm{17053}}^1$

素因数の和:18292

約数の個数: 144

約数和(自身を含む): 773672582592

約数和(自身を除く): 522390829572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1153, 1278, 1420, 2130, 2306, 2556, 3195, 3459, 4260, 4612, 5765, 6390, 6918, 10377, 11530, 12780, 13836, 17053, 17295, 20754, 23060, 34106, 34590, 41508, 51159, 51885, 68212, 69180, 81863, 85265, 102318, 103770, 153477, 163726, 170530, 204636, 207540, 245589, 255795, 306954, 327452, 341060, 409315, 491178, 511590, 613908, 736767, 767385, 818630, 982356, 1023180, 1210763, 1227945, 1473534, 1534770, 1637260, 2421526, 2455890, 2947068, 3069540, 3632289, 3683835, 4843052, 4911780, 6053815, 7264578, 7367670, 10896867, 12107630, 14529156, 14735340, 18161445, 19662109, 21793734, 24215260, 36322890, 39324218, 43587468, 54484335, 58986327, 72645780, 78648436, 98310545, 108968670, 117972654, 176958981, 196621090, 217937340, 235945308, 294931635, 353917962, 393242180, 589863270, 707835924, 884794905, 1179726540, 1396009739, 1769589810, 2792019478, 3539179620, 4188029217, 5584038956, 6980048695, 8376058434, 12564087651, 13960097390, 16752116868, 20940146085, 25128175302, 27920194780, 41880292170, 50256350604, 62820438255, 83760584340, 125640876510, 251281753020]

約数ペア:

[(1, 251281753020), (2, 125640876510), (3, 83760584340), (4, 62820438255), (5, 50256350604), (6, 41880292170), (9, 27920194780), (10, 25128175302), (12, 20940146085), (15, 16752116868), (18, 13960097390), (20, 12564087651), (30, 8376058434), (36, 6980048695), (45, 5584038956), (60, 4188029217), (71, 3539179620), (90, 2792019478), (142, 1769589810), (180, 1396009739), (213, 1179726540), (284, 884794905), (355, 707835924), (426, 589863270), (639, 393242180), (710, 353917962), (852, 294931635), (1065, 235945308), (1153, 217937340), (1278, 196621090), (1420, 176958981), (2130, 117972654), (2306, 108968670), (2556, 98310545), (3195, 78648436), (3459, 72645780), (4260, 58986327), (4612, 54484335), (5765, 43587468), (6390, 39324218), (6918, 36322890), (10377, 24215260), (11530, 21793734), (12780, 19662109), (13836, 18161445), (17053, 14735340), (17295, 14529156), (20754, 12107630), (23060, 10896867), (34106, 7367670), (34590, 7264578), (41508, 6053815), (51159, 4911780), (51885, 4843052), (68212, 3683835), (69180, 3632289), (81863, 3069540), (85265, 2947068), (102318, 2455890), (103770, 2421526), (153477, 1637260), (163726, 1534770), (170530, 1473534), (204636, 1227945), (207540, 1210763), (245589, 1023180), (255795, 982356), (306954, 818630), (327452, 767385), (341060, 736767), (409315, 613908), (491178, 511590)]