77771340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:869

約数の個数: 120

約数和(自身を含む): 248286192

約数和(自身を除く): 170514852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 540, 549, 610, 732, 787, 810, 915, 1098, 1220, 1574, 1620, 1647, 1830, 2196, 2361, 2745, 3148, 3294, 3660, 3935, 4722, 4941, 5490, 6588, 7083, 7870, 8235, 9444, 9882, 10980, 11805, 14166, 15740, 16470, 19764, 21249, 23610, 24705, 28332, 32940, 35415, 42498, 47220, 48007, 49410, 63747, 70830, 84996, 96014, 98820, 106245, 127494, 141660, 144021, 192028, 212490, 240035, 254988, 288042, 318735, 424980, 432063, 480070, 576084, 637470, 720105, 864126, 960140, 1274940, 1296189, 1440210, 1728252, 2160315, 2592378, 2880420, 3888567, 4320630, 5184756, 6480945, 7777134, 8641260, 12961890, 15554268, 19442835, 25923780, 38885670, 77771340]

約数ペア:

[(1, 77771340), (2, 38885670), (3, 25923780), (4, 19442835), (5, 15554268), (6, 12961890), (9, 8641260), (10, 7777134), (12, 6480945), (15, 5184756), (18, 4320630), (20, 3888567), (27, 2880420), (30, 2592378), (36, 2160315), (45, 1728252), (54, 1440210), (60, 1296189), (61, 1274940), (81, 960140), (90, 864126), (108, 720105), (122, 637470), (135, 576084), (162, 480070), (180, 432063), (183, 424980), (244, 318735), (270, 288042), (305, 254988), (324, 240035), (366, 212490), (405, 192028), (540, 144021), (549, 141660), (610, 127494), (732, 106245), (787, 98820), (810, 96014), (915, 84996), (1098, 70830), (1220, 63747), (1574, 49410), (1620, 48007), (1647, 47220), (1830, 42498), (2196, 35415), (2361, 32940), (2745, 28332), (3148, 24705), (3294, 23610), (3660, 21249), (3935, 19764), (4722, 16470), (4941, 15740), (5490, 14166), (6588, 11805), (7083, 10980), (7870, 9882), (8235, 9444)]