78139440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2647}}^1$

素因数の和:2707

約数の個数: 120

約数和(自身を含む): 268920288

約数和(自身を除く): 190780848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2647, 2952, 3280, 3690, 4920, 5294, 5904, 7380, 7941, 9840, 10588, 13235, 14760, 15882, 21176, 23823, 26470, 29520, 31764, 39705, 42352, 47646, 52940, 63528, 79410, 95292, 105880, 108527, 119115, 127056, 158820, 190584, 211760, 217054, 238230, 317640, 325581, 381168, 434108, 476460, 542635, 635280, 651162, 868216, 952920, 976743, 1085270, 1302324, 1627905, 1736432, 1905840, 1953486, 2170540, 2604648, 3255810, 3906972, 4341080, 4883715, 5209296, 6511620, 7813944, 8682160, 9767430, 13023240, 15627888, 19534860, 26046480, 39069720, 78139440]

約数ペア:

[(1, 78139440), (2, 39069720), (3, 26046480), (4, 19534860), (5, 15627888), (6, 13023240), (8, 9767430), (9, 8682160), (10, 7813944), (12, 6511620), (15, 5209296), (16, 4883715), (18, 4341080), (20, 3906972), (24, 3255810), (30, 2604648), (36, 2170540), (40, 1953486), (41, 1905840), (45, 1736432), (48, 1627905), (60, 1302324), (72, 1085270), (80, 976743), (82, 952920), (90, 868216), (120, 651162), (123, 635280), (144, 542635), (164, 476460), (180, 434108), (205, 381168), (240, 325581), (246, 317640), (328, 238230), (360, 217054), (369, 211760), (410, 190584), (492, 158820), (615, 127056), (656, 119115), (720, 108527), (738, 105880), (820, 95292), (984, 79410), (1230, 63528), (1476, 52940), (1640, 47646), (1845, 42352), (1968, 39705), (2460, 31764), (2647, 29520), (2952, 26470), (3280, 23823), (3690, 21176), (4920, 15882), (5294, 14760), (5904, 13235), (7380, 10588), (7941, 9840)]