172359880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:659

約数の個数: 128

約数和(自身を含む): 488954880

約数和(自身を除く): 316595000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 107, 110, 140, 154, 214, 220, 280, 308, 385, 428, 440, 523, 535, 616, 749, 770, 856, 1046, 1070, 1177, 1498, 1540, 2092, 2140, 2354, 2615, 2996, 3080, 3661, 3745, 4184, 4280, 4708, 5230, 5753, 5885, 5992, 7322, 7490, 8239, 9416, 10460, 11506, 11770, 14644, 14980, 16478, 18305, 20920, 23012, 23540, 28765, 29288, 29960, 32956, 36610, 40271, 41195, 46024, 47080, 55961, 57530, 65912, 73220, 80542, 82390, 111922, 115060, 146440, 161084, 164780, 201355, 223844, 230120, 279805, 322168, 329560, 391727, 402710, 447688, 559610, 615571, 783454, 805420, 1119220, 1231142, 1566908, 1610840, 1958635, 2238440, 2462284, 3077855, 3133816, 3917270, 4308997, 4924568, 6155710, 7834540, 8617994, 12311420, 15669080, 17235988, 21544985, 24622840, 34471976, 43089970, 86179940, 172359880]

約数ペア:

[(1, 172359880), (2, 86179940), (4, 43089970), (5, 34471976), (7, 24622840), (8, 21544985), (10, 17235988), (11, 15669080), (14, 12311420), (20, 8617994), (22, 7834540), (28, 6155710), (35, 4924568), (40, 4308997), (44, 3917270), (55, 3133816), (56, 3077855), (70, 2462284), (77, 2238440), (88, 1958635), (107, 1610840), (110, 1566908), (140, 1231142), (154, 1119220), (214, 805420), (220, 783454), (280, 615571), (308, 559610), (385, 447688), (428, 402710), (440, 391727), (523, 329560), (535, 322168), (616, 279805), (749, 230120), (770, 223844), (856, 201355), (1046, 164780), (1070, 161084), (1177, 146440), (1498, 115060), (1540, 111922), (2092, 82390), (2140, 80542), (2354, 73220), (2615, 65912), (2996, 57530), (3080, 55961), (3661, 47080), (3745, 46024), (4184, 41195), (4280, 40271), (4708, 36610), (5230, 32956), (5753, 29960), (5885, 29288), (5992, 28765), (7322, 23540), (7490, 23012), (8239, 20920), (9416, 18305), (10460, 16478), (11506, 14980), (11770, 14644)]