320888880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34283}}^1$

素因数の和:34315

約数の個数: 120

約数和(自身を含む): 1160581968

約数和(自身を除く): 839693088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 34283, 68566, 102849, 137132, 171415, 205698, 274264, 308547, 342830, 411396, 445679, 514245, 548528, 617094, 685660, 822792, 891358, 1028490, 1234188, 1337037, 1371320, 1542735, 1645584, 1782716, 2056980, 2228395, 2468376, 2674074, 2742640, 3085470, 3565432, 4011111, 4113960, 4456790, 4936752, 5348148, 6170940, 6685185, 7130864, 8022222, 8227920, 8913580, 10696296, 12341880, 13370370, 16044444, 17827160, 20055555, 21392592, 24683760, 26740740, 32088888, 35654320, 40111110, 53481480, 64177776, 80222220, 106962960, 160444440, 320888880]

約数ペア:

[(1, 320888880), (2, 160444440), (3, 106962960), (4, 80222220), (5, 64177776), (6, 53481480), (8, 40111110), (9, 35654320), (10, 32088888), (12, 26740740), (13, 24683760), (15, 21392592), (16, 20055555), (18, 17827160), (20, 16044444), (24, 13370370), (26, 12341880), (30, 10696296), (36, 8913580), (39, 8227920), (40, 8022222), (45, 7130864), (48, 6685185), (52, 6170940), (60, 5348148), (65, 4936752), (72, 4456790), (78, 4113960), (80, 4011111), (90, 3565432), (104, 3085470), (117, 2742640), (120, 2674074), (130, 2468376), (144, 2228395), (156, 2056980), (180, 1782716), (195, 1645584), (208, 1542735), (234, 1371320), (240, 1337037), (260, 1234188), (312, 1028490), (360, 891358), (390, 822792), (468, 685660), (520, 617094), (585, 548528), (624, 514245), (720, 445679), (780, 411396), (936, 342830), (1040, 308547), (1170, 274264), (1560, 205698), (1872, 171415), (2340, 137132), (3120, 102849), (4680, 68566), (9360, 34283)]