2428920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 8769600

約数和(自身を除く): 6340680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 173, 180, 195, 216, 234, 260, 270, 312, 346, 351, 360, 390, 468, 519, 520, 540, 585, 692, 702, 780, 865, 936, 1038, 1080, 1170, 1384, 1404, 1557, 1560, 1730, 1755, 2076, 2249, 2340, 2595, 2808, 3114, 3460, 3510, 4152, 4498, 4671, 4680, 5190, 6228, 6747, 6920, 7020, 7785, 8996, 9342, 10380, 11245, 12456, 13494, 14040, 15570, 17992, 18684, 20241, 20760, 22490, 23355, 26988, 31140, 33735, 37368, 40482, 44980, 46710, 53976, 60723, 62280, 67470, 80964, 89960, 93420, 101205, 121446, 134940, 161928, 186840, 202410, 242892, 269880, 303615, 404820, 485784, 607230, 809640, 1214460, 2428920]

約数ペア:

[(1, 2428920), (2, 1214460), (3, 809640), (4, 607230), (5, 485784), (6, 404820), (8, 303615), (9, 269880), (10, 242892), (12, 202410), (13, 186840), (15, 161928), (18, 134940), (20, 121446), (24, 101205), (26, 93420), (27, 89960), (30, 80964), (36, 67470), (39, 62280), (40, 60723), (45, 53976), (52, 46710), (54, 44980), (60, 40482), (65, 37368), (72, 33735), (78, 31140), (90, 26988), (104, 23355), (108, 22490), (117, 20760), (120, 20241), (130, 18684), (135, 17992), (156, 15570), (173, 14040), (180, 13494), (195, 12456), (216, 11245), (234, 10380), (260, 9342), (270, 8996), (312, 7785), (346, 7020), (351, 6920), (360, 6747), (390, 6228), (468, 5190), (519, 4680), (520, 4671), (540, 4498), (585, 4152), (692, 3510), (702, 3460), (780, 3114), (865, 2808), (936, 2595), (1038, 2340), (1080, 2249), (1170, 2076), (1384, 1755), (1404, 1730), (1557, 1560)]