28999811880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{4373}}^1$

素因数の和:4525

約数の個数: 288

約数和(自身を含む): 103016885400

約数和(自身を除く): 74017073520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 109, 117, 120, 130, 156, 169, 180, 195, 218, 234, 260, 312, 327, 338, 360, 390, 436, 468, 507, 520, 545, 585, 654, 676, 780, 845, 872, 936, 981, 1014, 1090, 1170, 1308, 1352, 1417, 1521, 1560, 1635, 1690, 1962, 2028, 2180, 2340, 2535, 2616, 2834, 3042, 3270, 3380, 3924, 4056, 4251, 4360, 4373, 4680, 4905, 5070, 5668, 6084, 6540, 6760, 7085, 7605, 7848, 8502, 8746, 9810, 10140, 11336, 12168, 12753, 13080, 13119, 14170, 15210, 17004, 17492, 18421, 19620, 20280, 21255, 21865, 25506, 26238, 28340, 30420, 34008, 34984, 36842, 39240, 39357, 42510, 43730, 51012, 52476, 55263, 56680, 56849, 60840, 63765, 65595, 73684, 78714, 85020, 87460, 92105, 102024, 104952, 110526, 113698, 127530, 131190, 147368, 157428, 165789, 170040, 170547, 174920, 184210, 196785, 221052, 227396, 255060, 262380, 276315, 284245, 314856, 331578, 341094, 368420, 393570, 442104, 454792, 476657, 510120, 511641, 524760, 552630, 568490, 663156, 682188, 736840, 739037, 787140, 828945, 852735, 953314, 1023282, 1105260, 1136980, 1326312, 1364376, 1429971, 1478074, 1574280, 1657890, 1705470, 1906628, 2046564, 2210520, 2217111, 2273960, 2383285, 2558205, 2859942, 2956148, 3315780, 3410940, 3695185, 3813256, 4093128, 4289913, 4434222, 4766570, 5116410, 5719884, 5912296, 6196541, 6631560, 6651333, 6821880, 7149855, 7390370, 8579826, 8868444, 9533140, 10232820, 11085555, 11439768, 12393082, 13302666, 14299710, 14780740, 17159652, 17736888, 18589623, 19066280, 20465640, 21449565, 22171110, 24786164, 26605332, 28599420, 29561480, 30982705, 33256665, 34319304, 37179246, 42899130, 44342220, 49572328, 53210664, 55768869, 57198840, 61965410, 66513330, 74358492, 80555033, 85798260, 88684440, 92948115, 111537738, 123930820, 133026660, 148716984, 161110066, 171596520, 185896230, 223075476, 241665099, 247861640, 266053320, 278844345, 322220132, 371792460, 402775165, 446150952, 483330198, 557688690, 644440264, 724995297, 743584920, 805550330, 966660396, 1115377380, 1208325495, 1449990594, 1611100660, 1933320792, 2230754760, 2416650990, 2899981188, 3222201320, 3624976485, 4833301980, 5799962376, 7249952970, 9666603960, 14499905940, 28999811880]

約数ペア:

[(1, 28999811880), (2, 14499905940), (3, 9666603960), (4, 7249952970), (5, 5799962376), (6, 4833301980), (8, 3624976485), (9, 3222201320), (10, 2899981188), (12, 2416650990), (13, 2230754760), (15, 1933320792), (18, 1611100660), (20, 1449990594), (24, 1208325495), (26, 1115377380), (30, 966660396), (36, 805550330), (39, 743584920), (40, 724995297), (45, 644440264), (52, 557688690), (60, 483330198), (65, 446150952), (72, 402775165), (78, 371792460), (90, 322220132), (104, 278844345), (109, 266053320), (117, 247861640), (120, 241665099), (130, 223075476), (156, 185896230), (169, 171596520), (180, 161110066), (195, 148716984), (218, 133026660), (234, 123930820), (260, 111537738), (312, 92948115), (327, 88684440), (338, 85798260), (360, 80555033), (390, 74358492), (436, 66513330), (468, 61965410), (507, 57198840), (520, 55768869), (545, 53210664), (585, 49572328), (654, 44342220), (676, 42899130), (780, 37179246), (845, 34319304), (872, 33256665), (936, 30982705), (981, 29561480), (1014, 28599420), (1090, 26605332), (1170, 24786164), (1308, 22171110), (1352, 21449565), (1417, 20465640), (1521, 19066280), (1560, 18589623), (1635, 17736888), (1690, 17159652), (1962, 14780740), (2028, 14299710), (2180, 13302666), (2340, 12393082), (2535, 11439768), (2616, 11085555), (2834, 10232820), (3042, 9533140), (3270, 8868444), (3380, 8579826), (3924, 7390370), (4056, 7149855), (4251, 6821880), (4360, 6651333), (4373, 6631560), (4680, 6196541), (4905, 5912296), (5070, 5719884), (5668, 5116410), (6084, 4766570), (6540, 4434222), (6760, 4289913), (7085, 4093128), (7605, 3813256), (7848, 3695185), (8502, 3410940), (8746, 3315780), (9810, 2956148), (10140, 2859942), (11336, 2558205), (12168, 2383285), (12753, 2273960), (13080, 2217111), (13119, 2210520), (14170, 2046564), (15210, 1906628), (17004, 1705470), (17492, 1657890), (18421, 1574280), (19620, 1478074), (20280, 1429971), (21255, 1364376), (21865, 1326312), (25506, 1136980), (26238, 1105260), (28340, 1023282), (30420, 953314), (34008, 852735), (34984, 828945), (36842, 787140), (39240, 739037), (39357, 736840), (42510, 682188), (43730, 663156), (51012, 568490), (52476, 552630), (55263, 524760), (56680, 511641), (56849, 510120), (60840, 476657), (63765, 454792), (65595, 442104), (73684, 393570), (78714, 368420), (85020, 341094), (87460, 331578), (92105, 314856), (102024, 284245), (104952, 276315), (110526, 262380), (113698, 255060), (127530, 227396), (131190, 221052), (147368, 196785), (157428, 184210), (165789, 174920), (170040, 170547)]