15106520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 42336000

約数和(自身を除く): 27229480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 139, 143, 152, 190, 209, 220, 247, 260, 278, 286, 380, 418, 440, 494, 520, 556, 572, 695, 715, 760, 836, 988, 1045, 1112, 1144, 1235, 1390, 1430, 1529, 1672, 1807, 1976, 2090, 2470, 2641, 2717, 2780, 2860, 3058, 3614, 4180, 4940, 5282, 5434, 5560, 5720, 6116, 7228, 7645, 8360, 9035, 9880, 10564, 10868, 12232, 13205, 13585, 14456, 15290, 18070, 19877, 21128, 21736, 26410, 27170, 29051, 30580, 34333, 36140, 39754, 52820, 54340, 58102, 61160, 68666, 72280, 79508, 99385, 105640, 108680, 116204, 137332, 145255, 159016, 171665, 198770, 232408, 274664, 290510, 343330, 377663, 397540, 581020, 686660, 755326, 795080, 1162040, 1373320, 1510652, 1888315, 3021304, 3776630, 7553260, 15106520]

約数ペア:

[(1, 15106520), (2, 7553260), (4, 3776630), (5, 3021304), (8, 1888315), (10, 1510652), (11, 1373320), (13, 1162040), (19, 795080), (20, 755326), (22, 686660), (26, 581020), (38, 397540), (40, 377663), (44, 343330), (52, 290510), (55, 274664), (65, 232408), (76, 198770), (88, 171665), (95, 159016), (104, 145255), (110, 137332), (130, 116204), (139, 108680), (143, 105640), (152, 99385), (190, 79508), (209, 72280), (220, 68666), (247, 61160), (260, 58102), (278, 54340), (286, 52820), (380, 39754), (418, 36140), (440, 34333), (494, 30580), (520, 29051), (556, 27170), (572, 26410), (695, 21736), (715, 21128), (760, 19877), (836, 18070), (988, 15290), (1045, 14456), (1112, 13585), (1144, 13205), (1235, 12232), (1390, 10868), (1430, 10564), (1529, 9880), (1672, 9035), (1807, 8360), (1976, 7645), (2090, 7228), (2470, 6116), (2641, 5720), (2717, 5560), (2780, 5434), (2860, 5282), (3058, 4940), (3614, 4180)]