977774720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 256

約数和(自身を含む): 2763694080

約数和(自身を除く): 1785919360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 128, 130, 136, 155, 160, 170, 208, 221, 223, 248, 260, 272, 310, 320, 340, 403, 416, 442, 446, 496, 520, 527, 544, 620, 640, 680, 806, 832, 884, 892, 992, 1040, 1054, 1088, 1105, 1115, 1240, 1360, 1612, 1664, 1768, 1784, 1984, 2015, 2080, 2108, 2176, 2210, 2230, 2480, 2635, 2720, 2899, 3224, 3536, 3568, 3791, 3968, 4030, 4160, 4216, 4420, 4460, 4960, 5270, 5440, 5798, 6448, 6851, 6913, 7072, 7136, 7582, 8060, 8320, 8432, 8840, 8920, 9920, 10540, 10880, 11596, 12896, 13702, 13826, 14144, 14272, 14495, 15164, 16120, 16864, 17680, 17840, 18955, 19840, 21080, 23192, 25792, 27404, 27652, 28288, 28544, 28990, 30328, 32240, 33728, 34255, 34565, 35360, 35680, 37910, 42160, 46384, 49283, 51584, 54808, 55304, 57980, 60656, 64480, 67456, 68510, 69130, 70720, 71360, 75820, 84320, 89869, 92768, 98566, 109616, 110608, 115960, 117521, 121312, 128960, 137020, 138260, 141440, 142720, 151640, 168640, 179738, 185536, 197132, 219232, 221216, 231920, 235042, 242624, 246415, 257920, 274040, 276520, 303280, 337280, 359476, 371072, 394264, 438464, 442432, 449345, 463840, 470084, 485248, 492830, 548080, 553040, 587605, 606560, 718952, 788528, 876928, 884864, 898690, 927680, 940168, 985660, 1096160, 1106080, 1175210, 1213120, 1437904, 1527773, 1577056, 1797380, 1855360, 1880336, 1971320, 2192320, 2212160, 2350420, 2426240, 2875808, 3055546, 3154112, 3594760, 3760672, 3942640, 4384640, 4424320, 4700840, 5751616, 6111092, 6308224, 7189520, 7521344, 7638865, 7885280, 9401680, 11503232, 12222184, 14379040, 15042688, 15277730, 15770560, 18803360, 24444368, 28758080, 30555460, 31541120, 37606720, 48888736, 57516160, 61110920, 75213440, 97777472, 122221840, 195554944, 244443680, 488887360, 977774720]

約数ペア:

[(1, 977774720), (2, 488887360), (4, 244443680), (5, 195554944), (8, 122221840), (10, 97777472), (13, 75213440), (16, 61110920), (17, 57516160), (20, 48888736), (26, 37606720), (31, 31541120), (32, 30555460), (34, 28758080), (40, 24444368), (52, 18803360), (62, 15770560), (64, 15277730), (65, 15042688), (68, 14379040), (80, 12222184), (85, 11503232), (104, 9401680), (124, 7885280), (128, 7638865), (130, 7521344), (136, 7189520), (155, 6308224), (160, 6111092), (170, 5751616), (208, 4700840), (221, 4424320), (223, 4384640), (248, 3942640), (260, 3760672), (272, 3594760), (310, 3154112), (320, 3055546), (340, 2875808), (403, 2426240), (416, 2350420), (442, 2212160), (446, 2192320), (496, 1971320), (520, 1880336), (527, 1855360), (544, 1797380), (620, 1577056), (640, 1527773), (680, 1437904), (806, 1213120), (832, 1175210), (884, 1106080), (892, 1096160), (992, 985660), (1040, 940168), (1054, 927680), (1088, 898690), (1105, 884864), (1115, 876928), (1240, 788528), (1360, 718952), (1612, 606560), (1664, 587605), (1768, 553040), (1784, 548080), (1984, 492830), (2015, 485248), (2080, 470084), (2108, 463840), (2176, 449345), (2210, 442432), (2230, 438464), (2480, 394264), (2635, 371072), (2720, 359476), (2899, 337280), (3224, 303280), (3536, 276520), (3568, 274040), (3791, 257920), (3968, 246415), (4030, 242624), (4160, 235042), (4216, 231920), (4420, 221216), (4460, 219232), (4960, 197132), (5270, 185536), (5440, 179738), (5798, 168640), (6448, 151640), (6851, 142720), (6913, 141440), (7072, 138260), (7136, 137020), (7582, 128960), (8060, 121312), (8320, 117521), (8432, 115960), (8840, 110608), (8920, 109616), (9920, 98566), (10540, 92768), (10880, 89869), (11596, 84320), (12896, 75820), (13702, 71360), (13826, 70720), (14144, 69130), (14272, 68510), (14495, 67456), (15164, 64480), (16120, 60656), (16864, 57980), (17680, 55304), (17840, 54808), (18955, 51584), (19840, 49283), (21080, 46384), (23192, 42160), (25792, 37910), (27404, 35680), (27652, 35360), (28288, 34565), (28544, 34255), (28990, 33728), (30328, 32240)]