68700720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:571

約数の個数: 160

約数和(自身を含む): 237199104

約数和(自身を除く): 168498384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 53, 55, 60, 66, 80, 88, 106, 110, 120, 132, 159, 165, 176, 212, 220, 240, 264, 265, 318, 330, 424, 440, 491, 528, 530, 583, 636, 660, 795, 848, 880, 982, 1060, 1166, 1272, 1320, 1473, 1590, 1749, 1964, 2120, 2332, 2455, 2544, 2640, 2915, 2946, 3180, 3498, 3928, 4240, 4664, 4910, 5401, 5830, 5892, 6360, 6996, 7365, 7856, 8745, 9328, 9820, 10802, 11660, 11784, 12720, 13992, 14730, 16203, 17490, 19640, 21604, 23320, 23568, 26023, 27005, 27984, 29460, 32406, 34980, 39280, 43208, 46640, 52046, 54010, 58920, 64812, 69960, 78069, 81015, 86416, 104092, 108020, 117840, 129624, 130115, 139920, 156138, 162030, 208184, 216040, 259248, 260230, 286253, 312276, 324060, 390345, 416368, 432080, 520460, 572506, 624552, 648120, 780690, 858759, 1040920, 1145012, 1249104, 1296240, 1431265, 1561380, 1717518, 2081840, 2290024, 2862530, 3122760, 3435036, 4293795, 4580048, 5725060, 6245520, 6870072, 8587590, 11450120, 13740144, 17175180, 22900240, 34350360, 68700720]

約数ペア:

[(1, 68700720), (2, 34350360), (3, 22900240), (4, 17175180), (5, 13740144), (6, 11450120), (8, 8587590), (10, 6870072), (11, 6245520), (12, 5725060), (15, 4580048), (16, 4293795), (20, 3435036), (22, 3122760), (24, 2862530), (30, 2290024), (33, 2081840), (40, 1717518), (44, 1561380), (48, 1431265), (53, 1296240), (55, 1249104), (60, 1145012), (66, 1040920), (80, 858759), (88, 780690), (106, 648120), (110, 624552), (120, 572506), (132, 520460), (159, 432080), (165, 416368), (176, 390345), (212, 324060), (220, 312276), (240, 286253), (264, 260230), (265, 259248), (318, 216040), (330, 208184), (424, 162030), (440, 156138), (491, 139920), (528, 130115), (530, 129624), (583, 117840), (636, 108020), (660, 104092), (795, 86416), (848, 81015), (880, 78069), (982, 69960), (1060, 64812), (1166, 58920), (1272, 54010), (1320, 52046), (1473, 46640), (1590, 43208), (1749, 39280), (1964, 34980), (2120, 32406), (2332, 29460), (2455, 27984), (2544, 27005), (2640, 26023), (2915, 23568), (2946, 23320), (3180, 21604), (3498, 19640), (3928, 17490), (4240, 16203), (4664, 14730), (4910, 13992), (5401, 12720), (5830, 11784), (5892, 11660), (6360, 10802), (6996, 9820), (7365, 9328), (7856, 8745)]