290948040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13249}}^1$

素因数の和:13327

約数の個数: 96

約数和(自身を含む): 961155000

約数和(自身を除く): 670206960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 10980, 13249, 21960, 26498, 39747, 52996, 66245, 79494, 105992, 119241, 132490, 158988, 198735, 238482, 264980, 317976, 397470, 476964, 529960, 596205, 794940, 808189, 953928, 1192410, 1589880, 1616378, 2384820, 2424567, 3232756, 4040945, 4769640, 4849134, 6465512, 7273701, 8081890, 9698268, 12122835, 14547402, 16163780, 19396536, 24245670, 29094804, 32327560, 36368505, 48491340, 58189608, 72737010, 96982680, 145474020, 290948040]

約数ペア:

[(1, 290948040), (2, 145474020), (3, 96982680), (4, 72737010), (5, 58189608), (6, 48491340), (8, 36368505), (9, 32327560), (10, 29094804), (12, 24245670), (15, 19396536), (18, 16163780), (20, 14547402), (24, 12122835), (30, 9698268), (36, 8081890), (40, 7273701), (45, 6465512), (60, 4849134), (61, 4769640), (72, 4040945), (90, 3232756), (120, 2424567), (122, 2384820), (180, 1616378), (183, 1589880), (244, 1192410), (305, 953928), (360, 808189), (366, 794940), (488, 596205), (549, 529960), (610, 476964), (732, 397470), (915, 317976), (1098, 264980), (1220, 238482), (1464, 198735), (1830, 158988), (2196, 132490), (2440, 119241), (2745, 105992), (3660, 79494), (4392, 66245), (5490, 52996), (7320, 39747), (10980, 26498), (13249, 21960)]