128531360

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:750

約数の個数: 96

約数和(自身を含む): 323326080

約数和(自身を除く): 194794720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 80, 92, 106, 115, 160, 184, 212, 230, 265, 368, 424, 460, 530, 659, 736, 848, 920, 1060, 1219, 1318, 1696, 1840, 2120, 2438, 2636, 3295, 3680, 4240, 4876, 5272, 6095, 6590, 8480, 9752, 10544, 12190, 13180, 15157, 19504, 21088, 24380, 26360, 30314, 34927, 39008, 48760, 52720, 60628, 69854, 75785, 97520, 105440, 121256, 139708, 151570, 174635, 195040, 242512, 279416, 303140, 349270, 485024, 558832, 606280, 698540, 803321, 1117664, 1212560, 1397080, 1606642, 2425120, 2794160, 3213284, 4016605, 5588320, 6426568, 8033210, 12853136, 16066420, 25706272, 32132840, 64265680, 128531360]

約数ペア:

[(1, 128531360), (2, 64265680), (4, 32132840), (5, 25706272), (8, 16066420), (10, 12853136), (16, 8033210), (20, 6426568), (23, 5588320), (32, 4016605), (40, 3213284), (46, 2794160), (53, 2425120), (80, 1606642), (92, 1397080), (106, 1212560), (115, 1117664), (160, 803321), (184, 698540), (212, 606280), (230, 558832), (265, 485024), (368, 349270), (424, 303140), (460, 279416), (530, 242512), (659, 195040), (736, 174635), (848, 151570), (920, 139708), (1060, 121256), (1219, 105440), (1318, 97520), (1696, 75785), (1840, 69854), (2120, 60628), (2438, 52720), (2636, 48760), (3295, 39008), (3680, 34927), (4240, 30314), (4876, 26360), (5272, 24380), (6095, 21088), (6590, 19504), (8480, 15157), (9752, 13180), (10544, 12190)]