15605520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1327}}^1$

素因数の和:1357

約数の個数: 120

約数和(自身を含む): 56317824

約数和(自身を除く): 40712304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1327, 1470, 1680, 1960, 2352, 2654, 2940, 3920, 3981, 5308, 5880, 6635, 7962, 9289, 10616, 11760, 13270, 15924, 18578, 19905, 21232, 26540, 27867, 31848, 37156, 39810, 46445, 53080, 55734, 63696, 65023, 74312, 79620, 92890, 106160, 111468, 130046, 139335, 148624, 159240, 185780, 195069, 222936, 260092, 278670, 318480, 325115, 371560, 390138, 445872, 520184, 557340, 650230, 743120, 780276, 975345, 1040368, 1114680, 1300460, 1560552, 1950690, 2229360, 2600920, 3121104, 3901380, 5201840, 7802760, 15605520]

約数ペア:

[(1, 15605520), (2, 7802760), (3, 5201840), (4, 3901380), (5, 3121104), (6, 2600920), (7, 2229360), (8, 1950690), (10, 1560552), (12, 1300460), (14, 1114680), (15, 1040368), (16, 975345), (20, 780276), (21, 743120), (24, 650230), (28, 557340), (30, 520184), (35, 445872), (40, 390138), (42, 371560), (48, 325115), (49, 318480), (56, 278670), (60, 260092), (70, 222936), (80, 195069), (84, 185780), (98, 159240), (105, 148624), (112, 139335), (120, 130046), (140, 111468), (147, 106160), (168, 92890), (196, 79620), (210, 74312), (240, 65023), (245, 63696), (280, 55734), (294, 53080), (336, 46445), (392, 39810), (420, 37156), (490, 31848), (560, 27867), (588, 26540), (735, 21232), (784, 19905), (840, 18578), (980, 15924), (1176, 13270), (1327, 11760), (1470, 10616), (1680, 9289), (1960, 7962), (2352, 6635), (2654, 5880), (2940, 5308), (3920, 3981)]