38899920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1487}}^1$

素因数の和:1612

約数の個数: 80

約数和(自身を含む): 121777920

約数和(自身を除く): 82878000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1487, 1635, 1744, 2180, 2616, 2974, 3270, 4360, 4461, 5232, 5948, 6540, 7435, 8720, 8922, 11896, 13080, 14870, 17844, 22305, 23792, 26160, 29740, 35688, 44610, 59480, 71376, 89220, 118960, 162083, 178440, 324166, 356880, 486249, 648332, 810415, 972498, 1296664, 1620830, 1944996, 2431245, 2593328, 3241660, 3889992, 4862490, 6483320, 7779984, 9724980, 12966640, 19449960, 38899920]

約数ペア:

[(1, 38899920), (2, 19449960), (3, 12966640), (4, 9724980), (5, 7779984), (6, 6483320), (8, 4862490), (10, 3889992), (12, 3241660), (15, 2593328), (16, 2431245), (20, 1944996), (24, 1620830), (30, 1296664), (40, 972498), (48, 810415), (60, 648332), (80, 486249), (109, 356880), (120, 324166), (218, 178440), (240, 162083), (327, 118960), (436, 89220), (545, 71376), (654, 59480), (872, 44610), (1090, 35688), (1308, 29740), (1487, 26160), (1635, 23792), (1744, 22305), (2180, 17844), (2616, 14870), (2974, 13080), (3270, 11896), (4360, 8922), (4461, 8720), (5232, 7435), (5948, 6540)]