399882720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1459}}^1$

素因数の和:2048

約数の個数: 96

約数和(自身を含む): 1262701440

約数和(自身を除く): 862818720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 571, 1142, 1459, 1713, 2284, 2855, 2918, 3426, 4377, 4568, 5710, 5836, 6852, 7295, 8565, 8754, 9136, 11420, 11672, 13704, 14590, 17130, 17508, 18272, 21885, 22840, 23344, 27408, 29180, 34260, 35016, 43770, 45680, 46688, 54816, 58360, 68520, 70032, 87540, 91360, 116720, 137040, 140064, 175080, 233440, 274080, 350160, 700320, 833089, 1666178, 2499267, 3332356, 4165445, 4998534, 6664712, 8330890, 9997068, 12496335, 13329424, 16661780, 19994136, 24992670, 26658848, 33323560, 39988272, 49985340, 66647120, 79976544, 99970680, 133294240, 199941360, 399882720]

約数ペア:

[(1, 399882720), (2, 199941360), (3, 133294240), (4, 99970680), (5, 79976544), (6, 66647120), (8, 49985340), (10, 39988272), (12, 33323560), (15, 26658848), (16, 24992670), (20, 19994136), (24, 16661780), (30, 13329424), (32, 12496335), (40, 9997068), (48, 8330890), (60, 6664712), (80, 4998534), (96, 4165445), (120, 3332356), (160, 2499267), (240, 1666178), (480, 833089), (571, 700320), (1142, 350160), (1459, 274080), (1713, 233440), (2284, 175080), (2855, 140064), (2918, 137040), (3426, 116720), (4377, 91360), (4568, 87540), (5710, 70032), (5836, 68520), (6852, 58360), (7295, 54816), (8565, 46688), (8754, 45680), (9136, 43770), (11420, 35016), (11672, 34260), (13704, 29180), (14590, 27408), (17130, 23344), (17508, 22840), (18272, 21885)]