127800

素因数分解:

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

素因数の和:93

約数の個数: 72

約数和(自身を含む): 435240

約数和(自身を除く): 307440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 71, 72, 75, 90, 100, 120, 142, 150, 180, 200, 213, 225, 284, 300, 355, 360, 426, 450, 568, 600, 639, 710, 852, 900, 1065, 1278, 1420, 1704, 1775, 1800, 2130, 2556, 2840, 3195, 3550, 4260, 5112, 5325, 6390, 7100, 8520, 10650, 12780, 14200, 15975, 21300, 25560, 31950, 42600, 63900, 127800]

約数ペア:

[(1, 127800), (2, 63900), (3, 42600), (4, 31950), (5, 25560), (6, 21300), (8, 15975), (9, 14200), (10, 12780), (12, 10650), (15, 8520), (18, 7100), (20, 6390), (24, 5325), (25, 5112), (30, 4260), (36, 3550), (40, 3195), (45, 2840), (50, 2556), (60, 2130), (71, 1800), (72, 1775), (75, 1704), (90, 1420), (100, 1278), (120, 1065), (142, 900), (150, 852), (180, 710), (200, 639), (213, 600), (225, 568), (284, 450), (300, 426), (355, 360)]