13981440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 48859776

約数和(自身を除く): 34878336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 331, 352, 384, 440, 480, 528, 640, 660, 662, 704, 768, 880, 960, 993, 1056, 1280, 1320, 1324, 1408, 1655, 1760, 1920, 1986, 2112, 2640, 2648, 2816, 3310, 3520, 3641, 3840, 3972, 4224, 4965, 5280, 5296, 6620, 7040, 7282, 7944, 8448, 9930, 10560, 10592, 10923, 13240, 14080, 14564, 15888, 18205, 19860, 21120, 21184, 21846, 26480, 29128, 31776, 36410, 39720, 42240, 42368, 43692, 52960, 54615, 58256, 63552, 72820, 79440, 84736, 87384, 105920, 109230, 116512, 127104, 145640, 158880, 174768, 211840, 218460, 233024, 254208, 291280, 317760, 349536, 423680, 436920, 466048, 582560, 635520, 699072, 873840, 932096, 1165120, 1271040, 1398144, 1747680, 2330240, 2796288, 3495360, 4660480, 6990720, 13981440]

約数ペア:

[(1, 13981440), (2, 6990720), (3, 4660480), (4, 3495360), (5, 2796288), (6, 2330240), (8, 1747680), (10, 1398144), (11, 1271040), (12, 1165120), (15, 932096), (16, 873840), (20, 699072), (22, 635520), (24, 582560), (30, 466048), (32, 436920), (33, 423680), (40, 349536), (44, 317760), (48, 291280), (55, 254208), (60, 233024), (64, 218460), (66, 211840), (80, 174768), (88, 158880), (96, 145640), (110, 127104), (120, 116512), (128, 109230), (132, 105920), (160, 87384), (165, 84736), (176, 79440), (192, 72820), (220, 63552), (240, 58256), (256, 54615), (264, 52960), (320, 43692), (330, 42368), (331, 42240), (352, 39720), (384, 36410), (440, 31776), (480, 29128), (528, 26480), (640, 21846), (660, 21184), (662, 21120), (704, 19860), (768, 18205), (880, 15888), (960, 14564), (993, 14080), (1056, 13240), (1280, 10923), (1320, 10592), (1324, 10560), (1408, 9930), (1655, 8448), (1760, 7944), (1920, 7282), (1986, 7040), (2112, 6620), (2640, 5296), (2648, 5280), (2816, 4965), (3310, 4224), (3520, 3972), (3641, 3840)]