84801720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2687}}^1$

素因数の和:2964

約数の個数: 64

約数和(自身を含む): 255467520

約数和(自身を除く): 170665800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 1052, 1315, 1578, 2104, 2630, 2687, 3156, 3945, 5260, 5374, 6312, 7890, 8061, 10520, 10748, 13435, 15780, 16122, 21496, 26870, 31560, 32244, 40305, 53740, 64488, 80610, 107480, 161220, 322440, 706681, 1413362, 2120043, 2826724, 3533405, 4240086, 5653448, 7066810, 8480172, 10600215, 14133620, 16960344, 21200430, 28267240, 42400860, 84801720]

約数ペア:

[(1, 84801720), (2, 42400860), (3, 28267240), (4, 21200430), (5, 16960344), (6, 14133620), (8, 10600215), (10, 8480172), (12, 7066810), (15, 5653448), (20, 4240086), (24, 3533405), (30, 2826724), (40, 2120043), (60, 1413362), (120, 706681), (263, 322440), (526, 161220), (789, 107480), (1052, 80610), (1315, 64488), (1578, 53740), (2104, 40305), (2630, 32244), (2687, 31560), (3156, 26870), (3945, 21496), (5260, 16122), (5374, 15780), (6312, 13435), (7890, 10748), (8061, 10520)]