130920440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15083}}^1$

素因数の和:15132

約数の個数: 64

約数和(自身を含む): 347535360

約数和(自身を除く): 216614920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 15083, 30166, 60332, 75415, 105581, 120664, 150830, 211162, 301660, 422324, 467573, 527905, 603320, 844648, 935146, 1055810, 1870292, 2111620, 2337865, 3273011, 3740584, 4223240, 4675730, 6546022, 9351460, 13092044, 16365055, 18702920, 26184088, 32730110, 65460220, 130920440]

約数ペア:

[(1, 130920440), (2, 65460220), (4, 32730110), (5, 26184088), (7, 18702920), (8, 16365055), (10, 13092044), (14, 9351460), (20, 6546022), (28, 4675730), (31, 4223240), (35, 3740584), (40, 3273011), (56, 2337865), (62, 2111620), (70, 1870292), (124, 1055810), (140, 935146), (155, 844648), (217, 603320), (248, 527905), (280, 467573), (310, 422324), (434, 301660), (620, 211162), (868, 150830), (1085, 120664), (1240, 105581), (1736, 75415), (2170, 60332), (4340, 30166), (8680, 15083)]