1865880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 6233760

約数和(自身を除く): 4367880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 73, 90, 120, 142, 146, 180, 213, 219, 284, 292, 355, 360, 365, 426, 438, 568, 584, 639, 657, 710, 730, 852, 876, 1065, 1095, 1278, 1314, 1420, 1460, 1704, 1752, 2130, 2190, 2556, 2628, 2840, 2920, 3195, 3285, 4260, 4380, 5112, 5183, 5256, 6390, 6570, 8520, 8760, 10366, 12780, 13140, 15549, 20732, 25560, 25915, 26280, 31098, 41464, 46647, 51830, 62196, 77745, 93294, 103660, 124392, 155490, 186588, 207320, 233235, 310980, 373176, 466470, 621960, 932940, 1865880]

約数ペア:

[(1, 1865880), (2, 932940), (3, 621960), (4, 466470), (5, 373176), (6, 310980), (8, 233235), (9, 207320), (10, 186588), (12, 155490), (15, 124392), (18, 103660), (20, 93294), (24, 77745), (30, 62196), (36, 51830), (40, 46647), (45, 41464), (60, 31098), (71, 26280), (72, 25915), (73, 25560), (90, 20732), (120, 15549), (142, 13140), (146, 12780), (180, 10366), (213, 8760), (219, 8520), (284, 6570), (292, 6390), (355, 5256), (360, 5183), (365, 5112), (426, 4380), (438, 4260), (568, 3285), (584, 3195), (639, 2920), (657, 2840), (710, 2628), (730, 2556), (852, 2190), (876, 2130), (1065, 1752), (1095, 1704), (1278, 1460), (1314, 1420)]