641907840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{6823}}^1$

素因数の和:6859

約数の個数: 192

約数和(自身を含む): 2380484160

約数和(自身を除く): 1738576320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3920, 4480, 4704, 5880, 6272, 6720, 6823, 7840, 9408, 11760, 13440, 13646, 15680, 18816, 20469, 23520, 27292, 31360, 34115, 40938, 47040, 47761, 54584, 68230, 81876, 94080, 95522, 102345, 109168, 136460, 143283, 163752, 191044, 204690, 218336, 238805, 272920, 286566, 327504, 334327, 382088, 409380, 436672, 477610, 545840, 573132, 655008, 668654, 716415, 764176, 818760, 873344, 955220, 1002981, 1091680, 1146264, 1310016, 1337308, 1432830, 1528352, 1637520, 1671635, 1910440, 2005962, 2183360, 2292528, 2620032, 2674616, 2865660, 3056704, 3275040, 3343270, 3820880, 4011924, 4366720, 4585056, 5014905, 5349232, 5731320, 6113408, 6550080, 6686540, 7641760, 8023848, 9170112, 10029810, 10698464, 11462640, 13100160, 13373080, 15283520, 16047696, 18340224, 20059620, 21396928, 22925280, 26746160, 30567040, 32095392, 40119240, 42793856, 45850560, 53492320, 64190784, 80238480, 91701120, 106984640, 128381568, 160476960, 213969280, 320953920, 641907840]

約数ペア:

[(1, 641907840), (2, 320953920), (3, 213969280), (4, 160476960), (5, 128381568), (6, 106984640), (7, 91701120), (8, 80238480), (10, 64190784), (12, 53492320), (14, 45850560), (15, 42793856), (16, 40119240), (20, 32095392), (21, 30567040), (24, 26746160), (28, 22925280), (30, 21396928), (32, 20059620), (35, 18340224), (40, 16047696), (42, 15283520), (48, 13373080), (49, 13100160), (56, 11462640), (60, 10698464), (64, 10029810), (70, 9170112), (80, 8023848), (84, 7641760), (96, 6686540), (98, 6550080), (105, 6113408), (112, 5731320), (120, 5349232), (128, 5014905), (140, 4585056), (147, 4366720), (160, 4011924), (168, 3820880), (192, 3343270), (196, 3275040), (210, 3056704), (224, 2865660), (240, 2674616), (245, 2620032), (280, 2292528), (294, 2183360), (320, 2005962), (336, 1910440), (384, 1671635), (392, 1637520), (420, 1528352), (448, 1432830), (480, 1337308), (490, 1310016), (560, 1146264), (588, 1091680), (640, 1002981), (672, 955220), (735, 873344), (784, 818760), (840, 764176), (896, 716415), (960, 668654), (980, 655008), (1120, 573132), (1176, 545840), (1344, 477610), (1470, 436672), (1568, 409380), (1680, 382088), (1920, 334327), (1960, 327504), (2240, 286566), (2352, 272920), (2688, 238805), (2940, 218336), (3136, 204690), (3360, 191044), (3920, 163752), (4480, 143283), (4704, 136460), (5880, 109168), (6272, 102345), (6720, 95522), (6823, 94080), (7840, 81876), (9408, 68230), (11760, 54584), (13440, 47761), (13646, 47040), (15680, 40938), (18816, 34115), (20469, 31360), (23520, 27292)]