491569884040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1021}}^1\times {\mathrm{2287}}^1$

素因数の和:3615

約数の個数: 128

約数和(自身を含む): 1170103334400

約数和(自身を除く): 678533450360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 277, 380, 554, 760, 1021, 1108, 1385, 2042, 2216, 2287, 2770, 4084, 4574, 5105, 5263, 5540, 8168, 9148, 10210, 10526, 11080, 11435, 18296, 19399, 20420, 21052, 22870, 26315, 38798, 40840, 42104, 43453, 45740, 52630, 77596, 86906, 91480, 96995, 105260, 155192, 173812, 193990, 210520, 217265, 282817, 347624, 387980, 434530, 565634, 633499, 775960, 869060, 1131268, 1266998, 1414085, 1738120, 2262536, 2335027, 2533996, 2828170, 3167495, 4670054, 5067992, 5373523, 5656340, 6334990, 9340108, 10747046, 11312680, 11675135, 12036481, 12669980, 18680216, 21494092, 23350270, 24072962, 25339960, 26867615, 42988184, 44365513, 46700540, 48145924, 53735230, 60182405, 88731026, 93401080, 96291848, 107470460, 120364810, 177462052, 214940920, 221827565, 240729620, 354924104, 443655130, 481459240, 646802479, 887310260, 1293604958, 1774620520, 2587209916, 3234012395, 5174419832, 6468024790, 12289247101, 12936049580, 24578494202, 25872099160, 49156988404, 61446235505, 98313976808, 122892471010, 245784942020, 491569884040]

約数ペア:

[(1, 491569884040), (2, 245784942020), (4, 122892471010), (5, 98313976808), (8, 61446235505), (10, 49156988404), (19, 25872099160), (20, 24578494202), (38, 12936049580), (40, 12289247101), (76, 6468024790), (95, 5174419832), (152, 3234012395), (190, 2587209916), (277, 1774620520), (380, 1293604958), (554, 887310260), (760, 646802479), (1021, 481459240), (1108, 443655130), (1385, 354924104), (2042, 240729620), (2216, 221827565), (2287, 214940920), (2770, 177462052), (4084, 120364810), (4574, 107470460), (5105, 96291848), (5263, 93401080), (5540, 88731026), (8168, 60182405), (9148, 53735230), (10210, 48145924), (10526, 46700540), (11080, 44365513), (11435, 42988184), (18296, 26867615), (19399, 25339960), (20420, 24072962), (21052, 23350270), (22870, 21494092), (26315, 18680216), (38798, 12669980), (40840, 12036481), (42104, 11675135), (43453, 11312680), (45740, 10747046), (52630, 9340108), (77596, 6334990), (86906, 5656340), (91480, 5373523), (96995, 5067992), (105260, 4670054), (155192, 3167495), (173812, 2828170), (193990, 2533996), (210520, 2335027), (217265, 2262536), (282817, 1738120), (347624, 1414085), (387980, 1266998), (434530, 1131268), (565634, 869060), (633499, 775960)]