644295960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2113}}^1$

素因数の和:2159

約数の個数: 288

約数和(自身を含む): 2631676320

約数和(自身を除く): 1987380360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 121, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 242, 252, 264, 280, 308, 315, 330, 360, 363, 385, 396, 420, 440, 462, 484, 495, 504, 605, 616, 630, 660, 693, 726, 770, 792, 840, 847, 924, 968, 990, 1089, 1155, 1210, 1260, 1320, 1386, 1452, 1540, 1694, 1815, 1848, 1980, 2113, 2178, 2310, 2420, 2520, 2541, 2772, 2904, 3080, 3388, 3465, 3630, 3960, 4226, 4235, 4356, 4620, 4840, 5082, 5445, 5544, 6339, 6776, 6930, 7260, 7623, 8452, 8470, 8712, 9240, 10164, 10565, 10890, 12678, 12705, 13860, 14520, 14791, 15246, 16904, 16940, 19017, 20328, 21130, 21780, 23243, 25356, 25410, 27720, 29582, 30492, 31695, 33880, 38034, 38115, 42260, 43560, 44373, 46486, 50712, 50820, 59164, 60984, 63390, 69729, 73955, 76068, 76230, 84520, 88746, 92972, 95085, 101640, 116215, 118328, 126780, 133119, 139458, 147910, 152136, 152460, 162701, 177492, 185944, 190170, 209187, 221865, 232430, 253560, 255673, 266238, 278916, 295820, 304920, 325402, 348645, 354984, 380340, 418374, 443730, 464860, 488103, 511346, 532476, 557832, 591640, 650804, 665595, 697290, 760680, 767019, 813505, 836748, 887460, 929720, 976206, 1022692, 1045935, 1064952, 1278365, 1301608, 1331190, 1394580, 1464309, 1534038, 1627010, 1673496, 1774920, 1789711, 1952412, 2045384, 2091870, 2301057, 2440515, 2556730, 2662380, 2789160, 2928618, 3068076, 3254020, 3579422, 3835095, 3904824, 4183740, 4602114, 4881030, 5113460, 5324760, 5369133, 5857236, 6136152, 6508040, 7158844, 7321545, 7670190, 8367480, 8948555, 9204228, 9762060, 10226920, 10738266, 11505285, 11714472, 14317688, 14643090, 15340380, 16107399, 17897110, 18408456, 19524120, 21476532, 23010570, 26845665, 29286180, 30680760, 32214798, 35794220, 42953064, 46021140, 53691330, 58572360, 64429596, 71588440, 80536995, 92042280, 107382660, 128859192, 161073990, 214765320, 322147980, 644295960]

約数ペア:

[(1, 644295960), (2, 322147980), (3, 214765320), (4, 161073990), (5, 128859192), (6, 107382660), (7, 92042280), (8, 80536995), (9, 71588440), (10, 64429596), (11, 58572360), (12, 53691330), (14, 46021140), (15, 42953064), (18, 35794220), (20, 32214798), (21, 30680760), (22, 29286180), (24, 26845665), (28, 23010570), (30, 21476532), (33, 19524120), (35, 18408456), (36, 17897110), (40, 16107399), (42, 15340380), (44, 14643090), (45, 14317688), (55, 11714472), (56, 11505285), (60, 10738266), (63, 10226920), (66, 9762060), (70, 9204228), (72, 8948555), (77, 8367480), (84, 7670190), (88, 7321545), (90, 7158844), (99, 6508040), (105, 6136152), (110, 5857236), (120, 5369133), (121, 5324760), (126, 5113460), (132, 4881030), (140, 4602114), (154, 4183740), (165, 3904824), (168, 3835095), (180, 3579422), (198, 3254020), (210, 3068076), (220, 2928618), (231, 2789160), (242, 2662380), (252, 2556730), (264, 2440515), (280, 2301057), (308, 2091870), (315, 2045384), (330, 1952412), (360, 1789711), (363, 1774920), (385, 1673496), (396, 1627010), (420, 1534038), (440, 1464309), (462, 1394580), (484, 1331190), (495, 1301608), (504, 1278365), (605, 1064952), (616, 1045935), (630, 1022692), (660, 976206), (693, 929720), (726, 887460), (770, 836748), (792, 813505), (840, 767019), (847, 760680), (924, 697290), (968, 665595), (990, 650804), (1089, 591640), (1155, 557832), (1210, 532476), (1260, 511346), (1320, 488103), (1386, 464860), (1452, 443730), (1540, 418374), (1694, 380340), (1815, 354984), (1848, 348645), (1980, 325402), (2113, 304920), (2178, 295820), (2310, 278916), (2420, 266238), (2520, 255673), (2541, 253560), (2772, 232430), (2904, 221865), (3080, 209187), (3388, 190170), (3465, 185944), (3630, 177492), (3960, 162701), (4226, 152460), (4235, 152136), (4356, 147910), (4620, 139458), (4840, 133119), (5082, 126780), (5445, 118328), (5544, 116215), (6339, 101640), (6776, 95085), (6930, 92972), (7260, 88746), (7623, 84520), (8452, 76230), (8470, 76068), (8712, 73955), (9240, 69729), (10164, 63390), (10565, 60984), (10890, 59164), (12678, 50820), (12705, 50712), (13860, 46486), (14520, 44373), (14791, 43560), (15246, 42260), (16904, 38115), (16940, 38034), (19017, 33880), (20328, 31695), (21130, 30492), (21780, 29582), (23243, 27720), (25356, 25410)]