299250440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{647}}^1$

素因数の和:1062

約数の個数: 64

約数和(自身を含む): 697973760

約数和(自身を除く): 398723320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 373, 620, 647, 746, 1240, 1294, 1492, 1865, 2588, 2984, 3235, 3730, 5176, 6470, 7460, 11563, 12940, 14920, 20057, 23126, 25880, 40114, 46252, 57815, 80228, 92504, 100285, 115630, 160456, 200570, 231260, 241331, 401140, 462520, 482662, 802280, 965324, 1206655, 1930648, 2413310, 4826620, 7481261, 9653240, 14962522, 29925044, 37406305, 59850088, 74812610, 149625220, 299250440]

約数ペア:

[(1, 299250440), (2, 149625220), (4, 74812610), (5, 59850088), (8, 37406305), (10, 29925044), (20, 14962522), (31, 9653240), (40, 7481261), (62, 4826620), (124, 2413310), (155, 1930648), (248, 1206655), (310, 965324), (373, 802280), (620, 482662), (647, 462520), (746, 401140), (1240, 241331), (1294, 231260), (1492, 200570), (1865, 160456), (2588, 115630), (2984, 100285), (3235, 92504), (3730, 80228), (5176, 57815), (6470, 46252), (7460, 40114), (11563, 25880), (12940, 23126), (14920, 20057)]