399096480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26821}}^1$

素因数の和:26870

約数の個数: 96

約数和(自身を含む): 1297755648

約数和(自身を除く): 898659168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 26821, 53642, 80463, 107284, 134105, 160926, 214568, 268210, 321852, 402315, 429136, 536420, 643704, 804630, 831451, 858272, 1072840, 1287408, 1609260, 1662902, 2145680, 2494353, 2574816, 3218520, 3325804, 4157255, 4291360, 4988706, 6437040, 6651608, 8314510, 9977412, 12471765, 12874080, 13303216, 16629020, 19954824, 24943530, 26606432, 33258040, 39909648, 49887060, 66516080, 79819296, 99774120, 133032160, 199548240, 399096480]

約数ペア:

[(1, 399096480), (2, 199548240), (3, 133032160), (4, 99774120), (5, 79819296), (6, 66516080), (8, 49887060), (10, 39909648), (12, 33258040), (15, 26606432), (16, 24943530), (20, 19954824), (24, 16629020), (30, 13303216), (31, 12874080), (32, 12471765), (40, 9977412), (48, 8314510), (60, 6651608), (62, 6437040), (80, 4988706), (93, 4291360), (96, 4157255), (120, 3325804), (124, 3218520), (155, 2574816), (160, 2494353), (186, 2145680), (240, 1662902), (248, 1609260), (310, 1287408), (372, 1072840), (465, 858272), (480, 831451), (496, 804630), (620, 643704), (744, 536420), (930, 429136), (992, 402315), (1240, 321852), (1488, 268210), (1860, 214568), (2480, 160926), (2976, 134105), (3720, 107284), (4960, 80463), (7440, 53642), (14880, 26821)]