15878720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:388

約数の個数: 112

約数和(自身を含む): 44549568

約数和(自身を除く): 28670848

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 347, 352, 416, 440, 520, 572, 694, 704, 715, 832, 880, 1040, 1144, 1388, 1430, 1735, 1760, 2080, 2288, 2776, 2860, 3470, 3520, 3817, 4160, 4511, 4576, 5552, 5720, 6940, 7634, 9022, 9152, 11104, 11440, 13880, 15268, 18044, 19085, 22208, 22555, 22880, 27760, 30536, 36088, 38170, 45110, 45760, 49621, 55520, 61072, 72176, 76340, 90220, 99242, 111040, 122144, 144352, 152680, 180440, 198484, 244288, 248105, 288704, 305360, 360880, 396968, 496210, 610720, 721760, 793936, 992420, 1221440, 1443520, 1587872, 1984840, 3175744, 3969680, 7939360, 15878720]

約数ペア:

[(1, 15878720), (2, 7939360), (4, 3969680), (5, 3175744), (8, 1984840), (10, 1587872), (11, 1443520), (13, 1221440), (16, 992420), (20, 793936), (22, 721760), (26, 610720), (32, 496210), (40, 396968), (44, 360880), (52, 305360), (55, 288704), (64, 248105), (65, 244288), (80, 198484), (88, 180440), (104, 152680), (110, 144352), (130, 122144), (143, 111040), (160, 99242), (176, 90220), (208, 76340), (220, 72176), (260, 61072), (286, 55520), (320, 49621), (347, 45760), (352, 45110), (416, 38170), (440, 36088), (520, 30536), (572, 27760), (694, 22880), (704, 22555), (715, 22208), (832, 19085), (880, 18044), (1040, 15268), (1144, 13880), (1388, 11440), (1430, 11104), (1735, 9152), (1760, 9022), (2080, 7634), (2288, 6940), (2776, 5720), (2860, 5552), (3470, 4576), (3520, 4511), (3817, 4160)]