18840294720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{503213}}^1$

素因数の和:503249

約数の個数: 168

約数和(自身を含む): 69787730376

約数和(自身を除く): 50947435656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 780, 832, 936, 960, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 2496, 2880, 3120, 3744, 4160, 4680, 6240, 7488, 9360, 12480, 18720, 37440, 503213, 1006426, 1509639, 2012852, 2516065, 3019278, 4025704, 4528917, 5032130, 6038556, 6541769, 7548195, 8051408, 9057834, 10064260, 12077112, 13083538, 15096390, 16102816, 18115668, 19625307, 20128520, 22644585, 24154224, 26167076, 30192780, 32205632, 32708845, 36231336, 39250614, 40257040, 45289170, 48308448, 52334152, 58875921, 60385560, 65417690, 72462672, 78501228, 80514080, 90578340, 96616896, 98126535, 104668304, 117751842, 120771120, 130835380, 144925344, 157002456, 161028160, 181156680, 196253070, 209336608, 235503684, 241542240, 261670760, 289850688, 294379605, 314004912, 362313360, 392506140, 418673216, 471007368, 483084480, 523341520, 588759210, 628009824, 724626720, 785012280, 942014736, 1046683040, 1177518420, 1256019648, 1449253440, 1570024560, 1884029472, 2093366080, 2355036840, 3140049120, 3768058944, 4710073680, 6280098240, 9420147360, 18840294720]

約数ペア:

[(1, 18840294720), (2, 9420147360), (3, 6280098240), (4, 4710073680), (5, 3768058944), (6, 3140049120), (8, 2355036840), (9, 2093366080), (10, 1884029472), (12, 1570024560), (13, 1449253440), (15, 1256019648), (16, 1177518420), (18, 1046683040), (20, 942014736), (24, 785012280), (26, 724626720), (30, 628009824), (32, 588759210), (36, 523341520), (39, 483084480), (40, 471007368), (45, 418673216), (48, 392506140), (52, 362313360), (60, 314004912), (64, 294379605), (65, 289850688), (72, 261670760), (78, 241542240), (80, 235503684), (90, 209336608), (96, 196253070), (104, 181156680), (117, 161028160), (120, 157002456), (130, 144925344), (144, 130835380), (156, 120771120), (160, 117751842), (180, 104668304), (192, 98126535), (195, 96616896), (208, 90578340), (234, 80514080), (240, 78501228), (260, 72462672), (288, 65417690), (312, 60385560), (320, 58875921), (360, 52334152), (390, 48308448), (416, 45289170), (468, 40257040), (480, 39250614), (520, 36231336), (576, 32708845), (585, 32205632), (624, 30192780), (720, 26167076), (780, 24154224), (832, 22644585), (936, 20128520), (960, 19625307), (1040, 18115668), (1170, 16102816), (1248, 15096390), (1440, 13083538), (1560, 12077112), (1872, 10064260), (2080, 9057834), (2340, 8051408), (2496, 7548195), (2880, 6541769), (3120, 6038556), (3744, 5032130), (4160, 4528917), (4680, 4025704), (6240, 3019278), (7488, 2516065), (9360, 2012852), (12480, 1509639), (18720, 1006426), (37440, 503213)]