15642120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 52093440

約数和(自身を除く): 36451320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 271, 296, 312, 370, 390, 444, 481, 520, 542, 555, 740, 780, 813, 888, 962, 1084, 1110, 1355, 1443, 1480, 1560, 1626, 1924, 2168, 2220, 2405, 2710, 2886, 3252, 3523, 3848, 4065, 4440, 4810, 5420, 5772, 6504, 7046, 7215, 8130, 9620, 10027, 10569, 10840, 11544, 14092, 14430, 16260, 17615, 19240, 20054, 21138, 28184, 28860, 30081, 32520, 35230, 40108, 42276, 50135, 52845, 57720, 60162, 70460, 80216, 84552, 100270, 105690, 120324, 130351, 140920, 150405, 200540, 211380, 240648, 260702, 300810, 391053, 401080, 422760, 521404, 601620, 651755, 782106, 1042808, 1203240, 1303510, 1564212, 1955265, 2607020, 3128424, 3910530, 5214040, 7821060, 15642120]

約数ペア:

[(1, 15642120), (2, 7821060), (3, 5214040), (4, 3910530), (5, 3128424), (6, 2607020), (8, 1955265), (10, 1564212), (12, 1303510), (13, 1203240), (15, 1042808), (20, 782106), (24, 651755), (26, 601620), (30, 521404), (37, 422760), (39, 401080), (40, 391053), (52, 300810), (60, 260702), (65, 240648), (74, 211380), (78, 200540), (104, 150405), (111, 140920), (120, 130351), (130, 120324), (148, 105690), (156, 100270), (185, 84552), (195, 80216), (222, 70460), (260, 60162), (271, 57720), (296, 52845), (312, 50135), (370, 42276), (390, 40108), (444, 35230), (481, 32520), (520, 30081), (542, 28860), (555, 28184), (740, 21138), (780, 20054), (813, 19240), (888, 17615), (962, 16260), (1084, 14430), (1110, 14092), (1355, 11544), (1443, 10840), (1480, 10569), (1560, 10027), (1626, 9620), (1924, 8130), (2168, 7215), (2220, 7046), (2405, 6504), (2710, 5772), (2886, 5420), (3252, 4810), (3523, 4440), (3848, 4065)]