450388920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197539}}^1$

素因数の和:197572

約数の個数: 64

約数和(自身を含む): 1422288000

約数和(自身を除く): 971899080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 197539, 395078, 592617, 790156, 987695, 1185234, 1580312, 1975390, 2370468, 2963085, 3753241, 3950780, 4740936, 5926170, 7506482, 7901560, 11259723, 11852340, 15012964, 18766205, 22519446, 23704680, 30025928, 37532410, 45038892, 56298615, 75064820, 90077784, 112597230, 150129640, 225194460, 450388920]

約数ペア:

[(1, 450388920), (2, 225194460), (3, 150129640), (4, 112597230), (5, 90077784), (6, 75064820), (8, 56298615), (10, 45038892), (12, 37532410), (15, 30025928), (19, 23704680), (20, 22519446), (24, 18766205), (30, 15012964), (38, 11852340), (40, 11259723), (57, 7901560), (60, 7506482), (76, 5926170), (95, 4740936), (114, 3950780), (120, 3753241), (152, 2963085), (190, 2370468), (228, 1975390), (285, 1580312), (380, 1185234), (456, 987695), (570, 790156), (760, 592617), (1140, 395078), (2280, 197539)]