86820120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4231}}^1$

素因数の和:4270

約数の個数: 128

約数和(自身を含む): 304704000

約数和(自身を除く): 217883880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 4231, 5130, 6840, 8462, 10260, 12693, 16924, 20520, 21155, 25386, 33848, 38079, 42310, 50772, 63465, 76158, 80389, 84620, 101544, 114237, 126930, 152316, 160778, 169240, 190395, 228474, 241167, 253860, 304632, 321556, 380790, 401945, 456948, 482334, 507720, 571185, 643112, 723501, 761580, 803890, 913896, 964668, 1142370, 1205835, 1447002, 1523160, 1607780, 1929336, 2170503, 2284740, 2411670, 2894004, 3215560, 3617505, 4341006, 4569480, 4823340, 5788008, 7235010, 8682012, 9646680, 10852515, 14470020, 17364024, 21705030, 28940040, 43410060, 86820120]

約数ペア:

[(1, 86820120), (2, 43410060), (3, 28940040), (4, 21705030), (5, 17364024), (6, 14470020), (8, 10852515), (9, 9646680), (10, 8682012), (12, 7235010), (15, 5788008), (18, 4823340), (19, 4569480), (20, 4341006), (24, 3617505), (27, 3215560), (30, 2894004), (36, 2411670), (38, 2284740), (40, 2170503), (45, 1929336), (54, 1607780), (57, 1523160), (60, 1447002), (72, 1205835), (76, 1142370), (90, 964668), (95, 913896), (108, 803890), (114, 761580), (120, 723501), (135, 643112), (152, 571185), (171, 507720), (180, 482334), (190, 456948), (216, 401945), (228, 380790), (270, 321556), (285, 304632), (342, 253860), (360, 241167), (380, 228474), (456, 190395), (513, 169240), (540, 160778), (570, 152316), (684, 126930), (760, 114237), (855, 101544), (1026, 84620), (1080, 80389), (1140, 76158), (1368, 63465), (1710, 50772), (2052, 42310), (2280, 38079), (2565, 33848), (3420, 25386), (4104, 21155), (4231, 20520), (5130, 16924), (6840, 12693), (8462, 10260)]