123395880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{54121}}^1$

素因数の和:54154

約数の個数: 64

約数和(自身を含む): 389678400

約数和(自身を除く): 266282520

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, 54121, 108242, 162363, 216484, 270605, 324726, 432968, 541210, 649452, 811815, 1028299, 1082420, 1298904, 1623630, 2056598, 2164840, 3084897, 3247260, 4113196, 5141495, 6169794, 6494520, 8226392, 10282990, 12339588, 15424485, 20565980, 24679176, 30848970, 41131960, 61697940, 123395880]

約数ペア:

[(1, 123395880), (2, 61697940), (3, 41131960), (4, 30848970), (5, 24679176), (6, 20565980), (8, 15424485), (10, 12339588), (12, 10282990), (15, 8226392), (19, 6494520), (20, 6169794), (24, 5141495), (30, 4113196), (38, 3247260), (40, 3084897), (57, 2164840), (60, 2056598), (76, 1623630), (95, 1298904), (114, 1082420), (120, 1028299), (152, 811815), (190, 649452), (228, 541210), (285, 432968), (380, 324726), (456, 270605), (570, 216484), (760, 162363), (1140, 108242), (2280, 54121)]