78351120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{108821}}^1$

素因数の和:108840

約数の個数: 60

約数和(自身を含む): 263131596

約数和(自身を除く): 184780476

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 108821, 217642, 326463, 435284, 544105, 652926, 870568, 979389, 1088210, 1305852, 1632315, 1741136, 1958778, 2176420, 2611704, 3264630, 3917556, 4352840, 4896945, 5223408, 6529260, 7835112, 8705680, 9793890, 13058520, 15670224, 19587780, 26117040, 39175560, 78351120]

約数ペア:

[(1, 78351120), (2, 39175560), (3, 26117040), (4, 19587780), (5, 15670224), (6, 13058520), (8, 9793890), (9, 8705680), (10, 7835112), (12, 6529260), (15, 5223408), (16, 4896945), (18, 4352840), (20, 3917556), (24, 3264630), (30, 2611704), (36, 2176420), (40, 1958778), (45, 1741136), (48, 1632315), (60, 1305852), (72, 1088210), (80, 979389), (90, 870568), (120, 652926), (144, 544105), (180, 435284), (240, 326463), (360, 217642), (720, 108821)]