20197413080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{383}}^1$

素因数の和:718

約数の個数: 192

約数和(自身を含む): 51228288000

約数和(自身を除く): 31030874920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 169, 232, 260, 269, 290, 338, 377, 383, 520, 538, 580, 676, 754, 766, 845, 1076, 1160, 1345, 1352, 1508, 1532, 1690, 1885, 1915, 2152, 2690, 3016, 3064, 3380, 3497, 3770, 3830, 4901, 4979, 5380, 6760, 6994, 7540, 7660, 7801, 9802, 9958, 10760, 11107, 13988, 15080, 15320, 15602, 17485, 19604, 19916, 22214, 24505, 24895, 27976, 31204, 34970, 39005, 39208, 39832, 44428, 45461, 49010, 49790, 55535, 62408, 64727, 69940, 78010, 88856, 90922, 98020, 99580, 101413, 103027, 111070, 129454, 139880, 144391, 156020, 181844, 196040, 199160, 202826, 206054, 222140, 227305, 258908, 288782, 312040, 323635, 363688, 405652, 412108, 444280, 454610, 507065, 515135, 517816, 577564, 647270, 721955, 811304, 824216, 909220, 1014130, 1030270, 1155128, 1294540, 1318369, 1339351, 1443910, 1818440, 1877083, 2028260, 2060540, 2589080, 2636738, 2678702, 2887820, 2987783, 3754166, 4056520, 4121080, 5273476, 5357404, 5775640, 5975566, 6591845, 6696755, 7508332, 9385415, 10546952, 10714808, 11951132, 13183690, 13393510, 14938915, 15016664, 17411563, 18770830, 23902264, 26367380, 26787020, 29877830, 34823126, 37541660, 38841179, 52734760, 53574040, 59755660, 69646252, 75083320, 77682358, 87057815, 119511320, 139292504, 155364716, 174115630, 194205895, 310729432, 348231260, 388411790, 504935327, 696462520, 776823580, 1009870654, 1553647160, 2019741308, 2524676635, 4039482616, 5049353270, 10098706540, 20197413080]

約数ペア:

[(1, 20197413080), (2, 10098706540), (4, 5049353270), (5, 4039482616), (8, 2524676635), (10, 2019741308), (13, 1553647160), (20, 1009870654), (26, 776823580), (29, 696462520), (40, 504935327), (52, 388411790), (58, 348231260), (65, 310729432), (104, 194205895), (116, 174115630), (130, 155364716), (145, 139292504), (169, 119511320), (232, 87057815), (260, 77682358), (269, 75083320), (290, 69646252), (338, 59755660), (377, 53574040), (383, 52734760), (520, 38841179), (538, 37541660), (580, 34823126), (676, 29877830), (754, 26787020), (766, 26367380), (845, 23902264), (1076, 18770830), (1160, 17411563), (1345, 15016664), (1352, 14938915), (1508, 13393510), (1532, 13183690), (1690, 11951132), (1885, 10714808), (1915, 10546952), (2152, 9385415), (2690, 7508332), (3016, 6696755), (3064, 6591845), (3380, 5975566), (3497, 5775640), (3770, 5357404), (3830, 5273476), (4901, 4121080), (4979, 4056520), (5380, 3754166), (6760, 2987783), (6994, 2887820), (7540, 2678702), (7660, 2636738), (7801, 2589080), (9802, 2060540), (9958, 2028260), (10760, 1877083), (11107, 1818440), (13988, 1443910), (15080, 1339351), (15320, 1318369), (15602, 1294540), (17485, 1155128), (19604, 1030270), (19916, 1014130), (22214, 909220), (24505, 824216), (24895, 811304), (27976, 721955), (31204, 647270), (34970, 577564), (39005, 517816), (39208, 515135), (39832, 507065), (44428, 454610), (45461, 444280), (49010, 412108), (49790, 405652), (55535, 363688), (62408, 323635), (64727, 312040), (69940, 288782), (78010, 258908), (88856, 227305), (90922, 222140), (98020, 206054), (99580, 202826), (101413, 199160), (103027, 196040), (111070, 181844), (129454, 156020), (139880, 144391)]