77996760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 243855360

約数和(自身を除く): 165858600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 83, 120, 123, 164, 166, 191, 205, 246, 249, 328, 332, 382, 410, 415, 492, 498, 573, 615, 664, 764, 820, 830, 955, 984, 996, 1146, 1230, 1245, 1528, 1640, 1660, 1910, 1992, 2292, 2460, 2490, 2865, 3320, 3403, 3820, 4584, 4920, 4980, 5730, 6806, 7640, 7831, 9960, 10209, 11460, 13612, 15662, 15853, 17015, 20418, 22920, 23493, 27224, 31324, 31706, 34030, 39155, 40836, 46986, 47559, 51045, 62648, 63412, 68060, 78310, 79265, 81672, 93972, 95118, 102090, 117465, 126824, 136120, 156620, 158530, 187944, 190236, 204180, 234930, 237795, 313240, 317060, 380472, 408360, 469860, 475590, 634120, 649973, 939720, 951180, 1299946, 1902360, 1949919, 2599892, 3249865, 3899838, 5199784, 6499730, 7799676, 9749595, 12999460, 15599352, 19499190, 25998920, 38998380, 77996760]

約数ペア:

[(1, 77996760), (2, 38998380), (3, 25998920), (4, 19499190), (5, 15599352), (6, 12999460), (8, 9749595), (10, 7799676), (12, 6499730), (15, 5199784), (20, 3899838), (24, 3249865), (30, 2599892), (40, 1949919), (41, 1902360), (60, 1299946), (82, 951180), (83, 939720), (120, 649973), (123, 634120), (164, 475590), (166, 469860), (191, 408360), (205, 380472), (246, 317060), (249, 313240), (328, 237795), (332, 234930), (382, 204180), (410, 190236), (415, 187944), (492, 158530), (498, 156620), (573, 136120), (615, 126824), (664, 117465), (764, 102090), (820, 95118), (830, 93972), (955, 81672), (984, 79265), (996, 78310), (1146, 68060), (1230, 63412), (1245, 62648), (1528, 51045), (1640, 47559), (1660, 46986), (1910, 40836), (1992, 39155), (2292, 34030), (2460, 31706), (2490, 31324), (2865, 27224), (3320, 23493), (3403, 22920), (3820, 20418), (4584, 17015), (4920, 15853), (4980, 15662), (5730, 13612), (6806, 11460), (7640, 10209), (7831, 9960)]