1216402560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{947}}^1$

素因数の和:1195

約数の個数: 192

約数和(自身を含む): 4223681280

約数和(自身を除く): 3007278720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 223, 240, 288, 320, 360, 384, 446, 480, 576, 640, 669, 720, 892, 947, 960, 1115, 1152, 1338, 1440, 1784, 1894, 1920, 2007, 2230, 2676, 2841, 2880, 3345, 3568, 3788, 4014, 4460, 4735, 5352, 5682, 5760, 6690, 7136, 7576, 8028, 8523, 8920, 9470, 10035, 10704, 11364, 13380, 14205, 14272, 15152, 16056, 17046, 17840, 18940, 20070, 21408, 22728, 26760, 28410, 28544, 30304, 32112, 34092, 35680, 37880, 40140, 42615, 42816, 45456, 53520, 56820, 60608, 64224, 68184, 71360, 75760, 80280, 85230, 85632, 90912, 107040, 113640, 121216, 128448, 136368, 142720, 151520, 160560, 170460, 181824, 211181, 214080, 227280, 256896, 272736, 303040, 321120, 340920, 363648, 422362, 428160, 454560, 545472, 606080, 633543, 642240, 681840, 844724, 909120, 1055905, 1090944, 1267086, 1284480, 1363680, 1689448, 1818240, 1900629, 2111810, 2534172, 2727360, 3167715, 3378896, 3801258, 4223620, 5068344, 5454720, 6335430, 6757792, 7602516, 8447240, 9503145, 10136688, 12670860, 13515584, 15205032, 16894480, 19006290, 20273376, 25341720, 27031168, 30410064, 33788960, 38012580, 40546752, 50683440, 60820128, 67577920, 76025160, 81093504, 101366880, 121640256, 135155840, 152050320, 202733760, 243280512, 304100640, 405467520, 608201280, 1216402560]

約数ペア:

[(1, 1216402560), (2, 608201280), (3, 405467520), (4, 304100640), (5, 243280512), (6, 202733760), (8, 152050320), (9, 135155840), (10, 121640256), (12, 101366880), (15, 81093504), (16, 76025160), (18, 67577920), (20, 60820128), (24, 50683440), (30, 40546752), (32, 38012580), (36, 33788960), (40, 30410064), (45, 27031168), (48, 25341720), (60, 20273376), (64, 19006290), (72, 16894480), (80, 15205032), (90, 13515584), (96, 12670860), (120, 10136688), (128, 9503145), (144, 8447240), (160, 7602516), (180, 6757792), (192, 6335430), (223, 5454720), (240, 5068344), (288, 4223620), (320, 3801258), (360, 3378896), (384, 3167715), (446, 2727360), (480, 2534172), (576, 2111810), (640, 1900629), (669, 1818240), (720, 1689448), (892, 1363680), (947, 1284480), (960, 1267086), (1115, 1090944), (1152, 1055905), (1338, 909120), (1440, 844724), (1784, 681840), (1894, 642240), (1920, 633543), (2007, 606080), (2230, 545472), (2676, 454560), (2841, 428160), (2880, 422362), (3345, 363648), (3568, 340920), (3788, 321120), (4014, 303040), (4460, 272736), (4735, 256896), (5352, 227280), (5682, 214080), (5760, 211181), (6690, 181824), (7136, 170460), (7576, 160560), (8028, 151520), (8523, 142720), (8920, 136368), (9470, 128448), (10035, 121216), (10704, 113640), (11364, 107040), (13380, 90912), (14205, 85632), (14272, 85230), (15152, 80280), (16056, 75760), (17046, 71360), (17840, 68184), (18940, 64224), (20070, 60608), (21408, 56820), (22728, 53520), (26760, 45456), (28410, 42816), (28544, 42615), (30304, 40140), (32112, 37880), (34092, 35680)]