128522250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{239}}^2$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 348984324

約数和(自身を除く): 220462074

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 239, 250, 375, 450, 478, 717, 750, 1125, 1195, 1434, 2151, 2250, 2390, 3585, 4302, 5975, 7170, 10755, 11950, 17925, 21510, 29875, 35850, 53775, 57121, 59750, 89625, 107550, 114242, 171363, 179250, 268875, 285605, 342726, 514089, 537750, 571210, 856815, 1028178, 1428025, 1713630, 2570445, 2856050, 4284075, 5140890, 7140125, 8568150, 12852225, 14280250, 21420375, 25704450, 42840750, 64261125, 128522250]

約数ペア:

[(1, 128522250), (2, 64261125), (3, 42840750), (5, 25704450), (6, 21420375), (9, 14280250), (10, 12852225), (15, 8568150), (18, 7140125), (25, 5140890), (30, 4284075), (45, 2856050), (50, 2570445), (75, 1713630), (90, 1428025), (125, 1028178), (150, 856815), (225, 571210), (239, 537750), (250, 514089), (375, 342726), (450, 285605), (478, 268875), (717, 179250), (750, 171363), (1125, 114242), (1195, 107550), (1434, 89625), (2151, 59750), (2250, 57121), (2390, 53775), (3585, 35850), (4302, 29875), (5975, 21510), (7170, 17925), (10755, 11950)]