220195440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{587}}^1$

素因数の和:1127

約数の個数: 120

約数和(自身を含む): 742171248

約数和(自身を除く): 521975808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 521, 587, 720, 1042, 1174, 1563, 1761, 2084, 2348, 2605, 2935, 3126, 3522, 4168, 4689, 4696, 5210, 5283, 5870, 6252, 7044, 7815, 8336, 8805, 9378, 9392, 10420, 10566, 11740, 12504, 14088, 15630, 17610, 18756, 20840, 21132, 23445, 23480, 25008, 26415, 28176, 31260, 35220, 37512, 41680, 42264, 46890, 46960, 52830, 62520, 70440, 75024, 84528, 93780, 105660, 125040, 140880, 187560, 211320, 305827, 375120, 422640, 611654, 917481, 1223308, 1529135, 1834962, 2446616, 2752443, 3058270, 3669924, 4587405, 4893232, 5504886, 6116540, 7339848, 9174810, 11009772, 12233080, 13762215, 14679696, 18349620, 22019544, 24466160, 27524430, 36699240, 44039088, 55048860, 73398480, 110097720, 220195440]

約数ペア:

[(1, 220195440), (2, 110097720), (3, 73398480), (4, 55048860), (5, 44039088), (6, 36699240), (8, 27524430), (9, 24466160), (10, 22019544), (12, 18349620), (15, 14679696), (16, 13762215), (18, 12233080), (20, 11009772), (24, 9174810), (30, 7339848), (36, 6116540), (40, 5504886), (45, 4893232), (48, 4587405), (60, 3669924), (72, 3058270), (80, 2752443), (90, 2446616), (120, 1834962), (144, 1529135), (180, 1223308), (240, 917481), (360, 611654), (521, 422640), (587, 375120), (720, 305827), (1042, 211320), (1174, 187560), (1563, 140880), (1761, 125040), (2084, 105660), (2348, 93780), (2605, 84528), (2935, 75024), (3126, 70440), (3522, 62520), (4168, 52830), (4689, 46960), (4696, 46890), (5210, 42264), (5283, 41680), (5870, 37512), (6252, 35220), (7044, 31260), (7815, 28176), (8336, 26415), (8805, 25008), (9378, 23480), (9392, 23445), (10420, 21132), (10566, 20840), (11740, 18756), (12504, 17610), (14088, 15630)]