676173640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 1676505600

約数和(自身を除く): 1000331960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 79, 82, 85, 136, 158, 164, 170, 205, 307, 316, 328, 340, 395, 410, 614, 632, 680, 697, 790, 820, 1228, 1343, 1394, 1535, 1580, 1640, 2456, 2686, 2788, 3070, 3160, 3239, 3485, 5219, 5372, 5576, 6140, 6478, 6715, 6970, 10438, 10744, 12280, 12587, 12956, 13430, 13940, 16195, 20876, 24253, 25174, 25912, 26095, 26860, 27880, 32390, 41752, 48506, 50348, 52190, 53720, 55063, 62935, 64780, 97012, 100696, 104380, 110126, 121265, 125870, 129560, 194024, 208760, 213979, 220252, 242530, 251740, 275315, 412301, 427958, 440504, 485060, 503480, 550630, 824602, 855916, 970120, 994373, 1069895, 1101260, 1649204, 1711832, 1988746, 2061505, 2139790, 2202520, 3298408, 3977492, 4123010, 4279580, 4971865, 7954984, 8246020, 8559160, 9943730, 16492040, 16904341, 19887460, 33808682, 39774920, 67617364, 84521705, 135234728, 169043410, 338086820, 676173640]

約数ペア:

[(1, 676173640), (2, 338086820), (4, 169043410), (5, 135234728), (8, 84521705), (10, 67617364), (17, 39774920), (20, 33808682), (34, 19887460), (40, 16904341), (41, 16492040), (68, 9943730), (79, 8559160), (82, 8246020), (85, 7954984), (136, 4971865), (158, 4279580), (164, 4123010), (170, 3977492), (205, 3298408), (307, 2202520), (316, 2139790), (328, 2061505), (340, 1988746), (395, 1711832), (410, 1649204), (614, 1101260), (632, 1069895), (680, 994373), (697, 970120), (790, 855916), (820, 824602), (1228, 550630), (1343, 503480), (1394, 485060), (1535, 440504), (1580, 427958), (1640, 412301), (2456, 275315), (2686, 251740), (2788, 242530), (3070, 220252), (3160, 213979), (3239, 208760), (3485, 194024), (5219, 129560), (5372, 125870), (5576, 121265), (6140, 110126), (6478, 104380), (6715, 100696), (6970, 97012), (10438, 64780), (10744, 62935), (12280, 55063), (12587, 53720), (12956, 52190), (13430, 50348), (13940, 48506), (16195, 41752), (20876, 32390), (24253, 27880), (25174, 26860), (25912, 26095)]