128675460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 370298880

約数和(自身を除く): 241623420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 163, 177, 223, 236, 295, 326, 354, 446, 489, 590, 652, 669, 708, 815, 885, 892, 978, 1115, 1180, 1338, 1630, 1770, 1956, 2230, 2445, 2676, 3260, 3345, 3540, 4460, 4890, 6690, 9617, 9780, 13157, 13380, 19234, 26314, 28851, 36349, 38468, 39471, 48085, 52628, 57702, 65785, 72698, 78942, 96170, 109047, 115404, 131570, 144255, 145396, 157884, 181745, 192340, 197355, 218094, 263140, 288510, 363490, 394710, 436188, 545235, 577020, 726980, 789420, 1090470, 2144591, 2180940, 4289182, 6433773, 8578364, 10722955, 12867546, 21445910, 25735092, 32168865, 42891820, 64337730, 128675460]

約数ペア:

[(1, 128675460), (2, 64337730), (3, 42891820), (4, 32168865), (5, 25735092), (6, 21445910), (10, 12867546), (12, 10722955), (15, 8578364), (20, 6433773), (30, 4289182), (59, 2180940), (60, 2144591), (118, 1090470), (163, 789420), (177, 726980), (223, 577020), (236, 545235), (295, 436188), (326, 394710), (354, 363490), (446, 288510), (489, 263140), (590, 218094), (652, 197355), (669, 192340), (708, 181745), (815, 157884), (885, 145396), (892, 144255), (978, 131570), (1115, 115404), (1180, 109047), (1338, 96170), (1630, 78942), (1770, 72698), (1956, 65785), (2230, 57702), (2445, 52628), (2676, 48085), (3260, 39471), (3345, 38468), (3540, 36349), (4460, 28851), (4890, 26314), (6690, 19234), (9617, 13380), (9780, 13157)]