1277327880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1499}}^1$

素因数の和:1785

約数の個数: 160

約数和(自身を含む): 4312440000

約数和(自身を除く): 3035112120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 263, 270, 324, 360, 405, 526, 540, 648, 789, 810, 1052, 1080, 1315, 1499, 1578, 1620, 2104, 2367, 2630, 2998, 3156, 3240, 3945, 4497, 4734, 5260, 5996, 6312, 7101, 7495, 7890, 8994, 9468, 10520, 11835, 11992, 13491, 14202, 14990, 15780, 17988, 18936, 21303, 22485, 23670, 26982, 28404, 29980, 31560, 35505, 35976, 40473, 42606, 44970, 47340, 53964, 56808, 59960, 67455, 71010, 80946, 85212, 89940, 94680, 106515, 107928, 121419, 134910, 142020, 161892, 170424, 179880, 202365, 213030, 242838, 269820, 284040, 323784, 394237, 404730, 426060, 485676, 539640, 607095, 788474, 809460, 852120, 971352, 1182711, 1214190, 1576948, 1618920, 1971185, 2365422, 2428380, 3153896, 3548133, 3942370, 4730844, 4856760, 5913555, 7096266, 7884740, 9461688, 10644399, 11827110, 14192532, 15769480, 17740665, 21288798, 23654220, 28385064, 31933197, 35481330, 42577596, 47308440, 53221995, 63866394, 70962660, 85155192, 106443990, 127732788, 141925320, 159665985, 212887980, 255465576, 319331970, 425775960, 638663940, 1277327880]

約数ペア:

[(1, 1277327880), (2, 638663940), (3, 425775960), (4, 319331970), (5, 255465576), (6, 212887980), (8, 159665985), (9, 141925320), (10, 127732788), (12, 106443990), (15, 85155192), (18, 70962660), (20, 63866394), (24, 53221995), (27, 47308440), (30, 42577596), (36, 35481330), (40, 31933197), (45, 28385064), (54, 23654220), (60, 21288798), (72, 17740665), (81, 15769480), (90, 14192532), (108, 11827110), (120, 10644399), (135, 9461688), (162, 7884740), (180, 7096266), (216, 5913555), (263, 4856760), (270, 4730844), (324, 3942370), (360, 3548133), (405, 3153896), (526, 2428380), (540, 2365422), (648, 1971185), (789, 1618920), (810, 1576948), (1052, 1214190), (1080, 1182711), (1315, 971352), (1499, 852120), (1578, 809460), (1620, 788474), (2104, 607095), (2367, 539640), (2630, 485676), (2998, 426060), (3156, 404730), (3240, 394237), (3945, 323784), (4497, 284040), (4734, 269820), (5260, 242838), (5996, 213030), (6312, 202365), (7101, 179880), (7495, 170424), (7890, 161892), (8994, 142020), (9468, 134910), (10520, 121419), (11835, 107928), (11992, 106515), (13491, 94680), (14202, 89940), (14990, 85212), (15780, 80946), (17988, 71010), (18936, 67455), (21303, 59960), (22485, 56808), (23670, 53964), (26982, 47340), (28404, 44970), (29980, 42606), (31560, 40473), (35505, 35976)]