1811517240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:902

約数の個数: 256

約数和(自身を含む): 6177669120

約数和(自身を除く): 4366151880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 47, 52, 60, 62, 65, 78, 93, 94, 104, 120, 124, 130, 141, 155, 156, 186, 188, 195, 235, 248, 260, 282, 310, 312, 372, 376, 390, 403, 465, 470, 520, 564, 611, 620, 705, 744, 780, 797, 806, 930, 940, 1128, 1209, 1222, 1240, 1410, 1457, 1560, 1594, 1612, 1833, 1860, 1880, 2015, 2391, 2418, 2444, 2820, 2914, 3055, 3188, 3224, 3666, 3720, 3985, 4030, 4371, 4782, 4836, 4888, 5640, 5828, 6045, 6110, 6376, 7285, 7332, 7970, 8060, 8742, 9165, 9564, 9672, 10361, 11656, 11955, 12090, 12220, 14570, 14664, 15940, 16120, 17484, 18330, 18941, 19128, 20722, 21855, 23910, 24180, 24440, 24707, 29140, 31083, 31880, 34968, 36660, 37459, 37882, 41444, 43710, 47820, 48360, 49414, 51805, 56823, 58280, 62166, 73320, 74121, 74918, 75764, 82888, 87420, 94705, 95640, 98828, 103610, 112377, 113646, 123535, 124332, 148242, 149836, 151528, 155415, 174840, 187295, 189410, 197656, 207220, 224754, 227292, 247070, 248664, 284115, 296484, 299672, 310830, 321191, 370605, 374590, 378820, 414440, 449508, 454584, 486967, 494140, 561885, 568230, 592968, 621660, 642382, 741210, 749180, 757640, 899016, 963573, 973934, 988280, 1123770, 1136460, 1161229, 1243320, 1284764, 1460901, 1482420, 1498360, 1605955, 1927146, 1947868, 2247540, 2272920, 2322458, 2434835, 2569528, 2921802, 2964840, 3211910, 3483687, 3854292, 3895736, 4495080, 4644916, 4817865, 4869670, 5806145, 5843604, 6423820, 6967374, 7304505, 7708584, 9289832, 9635730, 9739340, 11612290, 11687208, 12847640, 13934748, 14609010, 15095977, 17418435, 19271460, 19478680, 23224580, 27869496, 29218020, 30191954, 34836870, 38542920, 45287931, 46449160, 58436040, 60383908, 69673740, 75479885, 90575862, 120767816, 139347480, 150959770, 181151724, 226439655, 301919540, 362303448, 452879310, 603839080, 905758620, 1811517240]

約数ペア:

[(1, 1811517240), (2, 905758620), (3, 603839080), (4, 452879310), (5, 362303448), (6, 301919540), (8, 226439655), (10, 181151724), (12, 150959770), (13, 139347480), (15, 120767816), (20, 90575862), (24, 75479885), (26, 69673740), (30, 60383908), (31, 58436040), (39, 46449160), (40, 45287931), (47, 38542920), (52, 34836870), (60, 30191954), (62, 29218020), (65, 27869496), (78, 23224580), (93, 19478680), (94, 19271460), (104, 17418435), (120, 15095977), (124, 14609010), (130, 13934748), (141, 12847640), (155, 11687208), (156, 11612290), (186, 9739340), (188, 9635730), (195, 9289832), (235, 7708584), (248, 7304505), (260, 6967374), (282, 6423820), (310, 5843604), (312, 5806145), (372, 4869670), (376, 4817865), (390, 4644916), (403, 4495080), (465, 3895736), (470, 3854292), (520, 3483687), (564, 3211910), (611, 2964840), (620, 2921802), (705, 2569528), (744, 2434835), (780, 2322458), (797, 2272920), (806, 2247540), (930, 1947868), (940, 1927146), (1128, 1605955), (1209, 1498360), (1222, 1482420), (1240, 1460901), (1410, 1284764), (1457, 1243320), (1560, 1161229), (1594, 1136460), (1612, 1123770), (1833, 988280), (1860, 973934), (1880, 963573), (2015, 899016), (2391, 757640), (2418, 749180), (2444, 741210), (2820, 642382), (2914, 621660), (3055, 592968), (3188, 568230), (3224, 561885), (3666, 494140), (3720, 486967), (3985, 454584), (4030, 449508), (4371, 414440), (4782, 378820), (4836, 374590), (4888, 370605), (5640, 321191), (5828, 310830), (6045, 299672), (6110, 296484), (6376, 284115), (7285, 248664), (7332, 247070), (7970, 227292), (8060, 224754), (8742, 207220), (9165, 197656), (9564, 189410), (9672, 187295), (10361, 174840), (11656, 155415), (11955, 151528), (12090, 149836), (12220, 148242), (14570, 124332), (14664, 123535), (15940, 113646), (16120, 112377), (17484, 103610), (18330, 98828), (18941, 95640), (19128, 94705), (20722, 87420), (21855, 82888), (23910, 75764), (24180, 74918), (24440, 74121), (24707, 73320), (29140, 62166), (31083, 58280), (31880, 56823), (34968, 51805), (36660, 49414), (37459, 48360), (37882, 47820), (41444, 43710)]