71945160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2089}}^1$

素因数の和:2151

約数の個数: 128

約数和(自身を含む): 252806400

約数和(自身を除く): 180861240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2089, 2296, 2460, 2870, 3444, 4178, 4305, 4920, 5740, 6267, 6888, 8356, 8610, 10445, 11480, 12534, 14623, 16712, 17220, 20890, 25068, 29246, 31335, 34440, 41780, 43869, 50136, 58492, 62670, 73115, 83560, 85649, 87738, 116984, 125340, 146230, 171298, 175476, 219345, 250680, 256947, 292460, 342596, 350952, 428245, 438690, 513894, 584920, 599543, 685192, 856490, 877380, 1027788, 1199086, 1284735, 1712980, 1754760, 1798629, 2055576, 2398172, 2569470, 2997715, 3425960, 3597258, 4796344, 5138940, 5995430, 7194516, 8993145, 10277880, 11990860, 14389032, 17986290, 23981720, 35972580, 71945160]

約数ペア:

[(1, 71945160), (2, 35972580), (3, 23981720), (4, 17986290), (5, 14389032), (6, 11990860), (7, 10277880), (8, 8993145), (10, 7194516), (12, 5995430), (14, 5138940), (15, 4796344), (20, 3597258), (21, 3425960), (24, 2997715), (28, 2569470), (30, 2398172), (35, 2055576), (40, 1798629), (41, 1754760), (42, 1712980), (56, 1284735), (60, 1199086), (70, 1027788), (82, 877380), (84, 856490), (105, 685192), (120, 599543), (123, 584920), (140, 513894), (164, 438690), (168, 428245), (205, 350952), (210, 342596), (246, 292460), (280, 256947), (287, 250680), (328, 219345), (410, 175476), (420, 171298), (492, 146230), (574, 125340), (615, 116984), (820, 87738), (840, 85649), (861, 83560), (984, 73115), (1148, 62670), (1230, 58492), (1435, 50136), (1640, 43869), (1722, 41780), (2089, 34440), (2296, 31335), (2460, 29246), (2870, 25068), (3444, 20890), (4178, 17220), (4305, 16712), (4920, 14623), (5740, 12534), (6267, 11480), (6888, 10445), (8356, 8610)]