258969040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:929

約数の個数: 120

約数和(自身を含む): 683956224

約数和(自身を除く): 424987184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 484, 496, 605, 620, 682, 863, 880, 968, 1210, 1240, 1364, 1705, 1726, 1936, 2420, 2480, 2728, 3410, 3452, 3751, 4315, 4840, 5456, 6820, 6904, 7502, 8630, 9493, 9680, 13640, 13808, 15004, 17260, 18755, 18986, 26753, 27280, 30008, 34520, 37510, 37972, 47465, 53506, 60016, 69040, 75020, 75944, 94930, 104423, 107012, 133765, 150040, 151888, 189860, 208846, 214024, 267530, 294283, 300080, 379720, 417692, 428048, 522115, 535060, 588566, 759440, 835384, 1044230, 1070120, 1177132, 1471415, 1670768, 2088460, 2140240, 2354264, 2942830, 3237113, 4176920, 4708528, 5885660, 6474226, 8353840, 11771320, 12948452, 16185565, 23542640, 25896904, 32371130, 51793808, 64742260, 129484520, 258969040]

約数ペア:

[(1, 258969040), (2, 129484520), (4, 64742260), (5, 51793808), (8, 32371130), (10, 25896904), (11, 23542640), (16, 16185565), (20, 12948452), (22, 11771320), (31, 8353840), (40, 6474226), (44, 5885660), (55, 4708528), (62, 4176920), (80, 3237113), (88, 2942830), (110, 2354264), (121, 2140240), (124, 2088460), (155, 1670768), (176, 1471415), (220, 1177132), (242, 1070120), (248, 1044230), (310, 835384), (341, 759440), (440, 588566), (484, 535060), (496, 522115), (605, 428048), (620, 417692), (682, 379720), (863, 300080), (880, 294283), (968, 267530), (1210, 214024), (1240, 208846), (1364, 189860), (1705, 151888), (1726, 150040), (1936, 133765), (2420, 107012), (2480, 104423), (2728, 94930), (3410, 75944), (3452, 75020), (3751, 69040), (4315, 60016), (4840, 53506), (5456, 47465), (6820, 37972), (6904, 37510), (7502, 34520), (8630, 30008), (9493, 27280), (9680, 26753), (13640, 18986), (13808, 18755), (15004, 17260)]