1284840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 4324320

約数和(自身を除く): 3039480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 83, 86, 90, 120, 129, 166, 172, 180, 215, 249, 258, 332, 344, 360, 387, 415, 430, 498, 516, 645, 664, 747, 774, 830, 860, 996, 1032, 1245, 1290, 1494, 1548, 1660, 1720, 1935, 1992, 2490, 2580, 2988, 3096, 3320, 3569, 3735, 3870, 4980, 5160, 5976, 7138, 7470, 7740, 9960, 10707, 14276, 14940, 15480, 17845, 21414, 28552, 29880, 32121, 35690, 42828, 53535, 64242, 71380, 85656, 107070, 128484, 142760, 160605, 214140, 256968, 321210, 428280, 642420, 1284840]

約数ペア:

[(1, 1284840), (2, 642420), (3, 428280), (4, 321210), (5, 256968), (6, 214140), (8, 160605), (9, 142760), (10, 128484), (12, 107070), (15, 85656), (18, 71380), (20, 64242), (24, 53535), (30, 42828), (36, 35690), (40, 32121), (43, 29880), (45, 28552), (60, 21414), (72, 17845), (83, 15480), (86, 14940), (90, 14276), (120, 10707), (129, 9960), (166, 7740), (172, 7470), (180, 7138), (215, 5976), (249, 5160), (258, 4980), (332, 3870), (344, 3735), (360, 3569), (387, 3320), (415, 3096), (430, 2988), (498, 2580), (516, 2490), (645, 1992), (664, 1935), (747, 1720), (774, 1660), (830, 1548), (860, 1494), (996, 1290), (1032, 1245)]