218519080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^2$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 544730760

約数和(自身を除く): 326211680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 83, 104, 122, 130, 166, 244, 260, 305, 332, 415, 488, 520, 610, 664, 793, 830, 1079, 1220, 1586, 1660, 2158, 2440, 3172, 3320, 3965, 4316, 5063, 5395, 6344, 6889, 7930, 8632, 10126, 10790, 13778, 15860, 20252, 21580, 25315, 27556, 31720, 34445, 40504, 43160, 50630, 55112, 65819, 68890, 89557, 101260, 131638, 137780, 179114, 202520, 263276, 275560, 329095, 358228, 420229, 447785, 526552, 658190, 716456, 840458, 895570, 1316380, 1680916, 1791140, 2101145, 2632760, 3361832, 3582280, 4202290, 5462977, 8404580, 10925954, 16809160, 21851908, 27314885, 43703816, 54629770, 109259540, 218519080]

約数ペア:

[(1, 218519080), (2, 109259540), (4, 54629770), (5, 43703816), (8, 27314885), (10, 21851908), (13, 16809160), (20, 10925954), (26, 8404580), (40, 5462977), (52, 4202290), (61, 3582280), (65, 3361832), (83, 2632760), (104, 2101145), (122, 1791140), (130, 1680916), (166, 1316380), (244, 895570), (260, 840458), (305, 716456), (332, 658190), (415, 526552), (488, 447785), (520, 420229), (610, 358228), (664, 329095), (793, 275560), (830, 263276), (1079, 202520), (1220, 179114), (1586, 137780), (1660, 131638), (2158, 101260), (2440, 89557), (3172, 68890), (3320, 65819), (3965, 55112), (4316, 50630), (5063, 43160), (5395, 40504), (6344, 34445), (6889, 31720), (7930, 27556), (8632, 25315), (10126, 21580), (10790, 20252), (13778, 15860)]