64846240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 163840320

約数和(自身を除く): 98994080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 83, 95, 152, 160, 166, 190, 257, 304, 332, 380, 415, 514, 608, 664, 760, 830, 1028, 1285, 1328, 1520, 1577, 1660, 2056, 2570, 2656, 3040, 3154, 3320, 4112, 4883, 5140, 6308, 6640, 7885, 8224, 9766, 10280, 12616, 13280, 15770, 19532, 20560, 21331, 24415, 25232, 31540, 39064, 41120, 42662, 48830, 50464, 63080, 78128, 85324, 97660, 106655, 126160, 156256, 170648, 195320, 213310, 252320, 341296, 390640, 405289, 426620, 682592, 781280, 810578, 853240, 1621156, 1706480, 2026445, 3242312, 3412960, 4052890, 6484624, 8105780, 12969248, 16211560, 32423120, 64846240]

約数ペア:

[(1, 64846240), (2, 32423120), (4, 16211560), (5, 12969248), (8, 8105780), (10, 6484624), (16, 4052890), (19, 3412960), (20, 3242312), (32, 2026445), (38, 1706480), (40, 1621156), (76, 853240), (80, 810578), (83, 781280), (95, 682592), (152, 426620), (160, 405289), (166, 390640), (190, 341296), (257, 252320), (304, 213310), (332, 195320), (380, 170648), (415, 156256), (514, 126160), (608, 106655), (664, 97660), (760, 85324), (830, 78128), (1028, 63080), (1285, 50464), (1328, 48830), (1520, 42662), (1577, 41120), (1660, 39064), (2056, 31540), (2570, 25232), (2656, 24415), (3040, 21331), (3154, 20560), (3320, 19532), (4112, 15770), (4883, 13280), (5140, 12616), (6308, 10280), (6640, 9766), (7885, 8224)]