278325840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2411}}^1$

素因数の和:2477

約数の個数: 160

約数和(自身を含む): 954688896

約数和(自身を除く): 676363056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 104, 111, 120, 130, 148, 156, 185, 195, 208, 222, 240, 260, 296, 312, 370, 390, 444, 481, 520, 555, 592, 624, 740, 780, 888, 962, 1040, 1110, 1443, 1480, 1560, 1776, 1924, 2220, 2405, 2411, 2886, 2960, 3120, 3848, 4440, 4810, 4822, 5772, 7215, 7233, 7696, 8880, 9620, 9644, 11544, 12055, 14430, 14466, 19240, 19288, 23088, 24110, 28860, 28932, 31343, 36165, 38480, 38576, 48220, 57720, 57864, 62686, 72330, 89207, 94029, 96440, 115440, 115728, 125372, 144660, 156715, 178414, 188058, 192880, 250744, 267621, 289320, 313430, 356828, 376116, 446035, 470145, 501488, 535242, 578640, 626860, 713656, 752232, 892070, 940290, 1070484, 1159691, 1253720, 1338105, 1427312, 1504464, 1784140, 1880580, 2140968, 2319382, 2507440, 2676210, 3479073, 3568280, 3761160, 4281936, 4638764, 5352420, 5798455, 6958146, 7136560, 7522320, 9277528, 10704840, 11596910, 13916292, 17395365, 18555056, 21409680, 23193820, 27832584, 34790730, 46387640, 55665168, 69581460, 92775280, 139162920, 278325840]

約数ペア:

[(1, 278325840), (2, 139162920), (3, 92775280), (4, 69581460), (5, 55665168), (6, 46387640), (8, 34790730), (10, 27832584), (12, 23193820), (13, 21409680), (15, 18555056), (16, 17395365), (20, 13916292), (24, 11596910), (26, 10704840), (30, 9277528), (37, 7522320), (39, 7136560), (40, 6958146), (48, 5798455), (52, 5352420), (60, 4638764), (65, 4281936), (74, 3761160), (78, 3568280), (80, 3479073), (104, 2676210), (111, 2507440), (120, 2319382), (130, 2140968), (148, 1880580), (156, 1784140), (185, 1504464), (195, 1427312), (208, 1338105), (222, 1253720), (240, 1159691), (260, 1070484), (296, 940290), (312, 892070), (370, 752232), (390, 713656), (444, 626860), (481, 578640), (520, 535242), (555, 501488), (592, 470145), (624, 446035), (740, 376116), (780, 356828), (888, 313430), (962, 289320), (1040, 267621), (1110, 250744), (1443, 192880), (1480, 188058), (1560, 178414), (1776, 156715), (1924, 144660), (2220, 125372), (2405, 115728), (2411, 115440), (2886, 96440), (2960, 94029), (3120, 89207), (3848, 72330), (4440, 62686), (4810, 57864), (4822, 57720), (5772, 48220), (7215, 38576), (7233, 38480), (7696, 36165), (8880, 31343), (9620, 28932), (9644, 28860), (11544, 24110), (12055, 23088), (14430, 19288), (14466, 19240)]