140986680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 439084800

約数和(自身を除く): 298098120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 89, 120, 129, 172, 178, 215, 258, 267, 307, 344, 356, 430, 445, 516, 534, 614, 645, 712, 860, 890, 921, 1032, 1068, 1228, 1290, 1335, 1535, 1720, 1780, 1842, 2136, 2456, 2580, 2670, 3070, 3560, 3684, 3827, 4605, 5160, 5340, 6140, 7368, 7654, 9210, 10680, 11481, 12280, 13201, 15308, 18420, 19135, 22962, 26402, 27323, 30616, 36840, 38270, 39603, 45924, 52804, 54646, 57405, 66005, 76540, 79206, 81969, 91848, 105608, 109292, 114810, 132010, 136615, 153080, 158412, 163938, 198015, 218584, 229620, 264020, 273230, 316824, 327876, 396030, 409845, 459240, 528040, 546460, 655752, 792060, 819690, 1092920, 1174889, 1584120, 1639380, 2349778, 3278760, 3524667, 4699556, 5874445, 7049334, 9399112, 11748890, 14098668, 17623335, 23497780, 28197336, 35246670, 46995560, 70493340, 140986680]

約数ペア:

[(1, 140986680), (2, 70493340), (3, 46995560), (4, 35246670), (5, 28197336), (6, 23497780), (8, 17623335), (10, 14098668), (12, 11748890), (15, 9399112), (20, 7049334), (24, 5874445), (30, 4699556), (40, 3524667), (43, 3278760), (60, 2349778), (86, 1639380), (89, 1584120), (120, 1174889), (129, 1092920), (172, 819690), (178, 792060), (215, 655752), (258, 546460), (267, 528040), (307, 459240), (344, 409845), (356, 396030), (430, 327876), (445, 316824), (516, 273230), (534, 264020), (614, 229620), (645, 218584), (712, 198015), (860, 163938), (890, 158412), (921, 153080), (1032, 136615), (1068, 132010), (1228, 114810), (1290, 109292), (1335, 105608), (1535, 91848), (1720, 81969), (1780, 79206), (1842, 76540), (2136, 66005), (2456, 57405), (2580, 54646), (2670, 52804), (3070, 45924), (3560, 39603), (3684, 38270), (3827, 36840), (4605, 30616), (5160, 27323), (5340, 26402), (6140, 22962), (7368, 19135), (7654, 18420), (9210, 15308), (10680, 13201), (11481, 12280)]