31878434520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{87071}}^1$

素因数の和:87207

約数の個数: 160

約数和(自身を含む): 108096405120

約数和(自身を除く): 76217970600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 113, 120, 135, 162, 180, 216, 226, 270, 324, 339, 360, 405, 452, 540, 565, 648, 678, 810, 904, 1017, 1080, 1130, 1356, 1620, 1695, 2034, 2260, 2712, 3051, 3240, 3390, 4068, 4520, 5085, 6102, 6780, 8136, 9153, 10170, 12204, 13560, 15255, 18306, 20340, 24408, 30510, 36612, 40680, 45765, 61020, 73224, 87071, 91530, 122040, 174142, 183060, 261213, 348284, 366120, 435355, 522426, 696568, 783639, 870710, 1044852, 1306065, 1567278, 1741420, 2089704, 2350917, 2612130, 3134556, 3482840, 3918195, 4701834, 5224260, 6269112, 7052751, 7836390, 9403668, 9839023, 10448520, 11754585, 14105502, 15672780, 18807336, 19678046, 23509170, 28211004, 29517069, 31345560, 35263755, 39356092, 47018340, 49195115, 56422008, 59034138, 70527510, 78712184, 88551207, 94036680, 98390230, 118068276, 141055020, 147585345, 177102414, 196780460, 236136552, 265653621, 282110040, 295170690, 354204828, 393560920, 442756035, 531307242, 590341380, 708409656, 796960863, 885512070, 1062614484, 1180682760, 1328268105, 1593921726, 1771024140, 2125228968, 2656536210, 3187843452, 3542048280, 3984804315, 5313072420, 6375686904, 7969608630, 10626144840, 15939217260, 31878434520]

約数ペア:

[(1, 31878434520), (2, 15939217260), (3, 10626144840), (4, 7969608630), (5, 6375686904), (6, 5313072420), (8, 3984804315), (9, 3542048280), (10, 3187843452), (12, 2656536210), (15, 2125228968), (18, 1771024140), (20, 1593921726), (24, 1328268105), (27, 1180682760), (30, 1062614484), (36, 885512070), (40, 796960863), (45, 708409656), (54, 590341380), (60, 531307242), (72, 442756035), (81, 393560920), (90, 354204828), (108, 295170690), (113, 282110040), (120, 265653621), (135, 236136552), (162, 196780460), (180, 177102414), (216, 147585345), (226, 141055020), (270, 118068276), (324, 98390230), (339, 94036680), (360, 88551207), (405, 78712184), (452, 70527510), (540, 59034138), (565, 56422008), (648, 49195115), (678, 47018340), (810, 39356092), (904, 35263755), (1017, 31345560), (1080, 29517069), (1130, 28211004), (1356, 23509170), (1620, 19678046), (1695, 18807336), (2034, 15672780), (2260, 14105502), (2712, 11754585), (3051, 10448520), (3240, 9839023), (3390, 9403668), (4068, 7836390), (4520, 7052751), (5085, 6269112), (6102, 5224260), (6780, 4701834), (8136, 3918195), (9153, 3482840), (10170, 3134556), (12204, 2612130), (13560, 2350917), (15255, 2089704), (18306, 1741420), (20340, 1567278), (24408, 1306065), (30510, 1044852), (36612, 870710), (40680, 783639), (45765, 696568), (61020, 522426), (73224, 435355), (87071, 366120), (91530, 348284), (122040, 261213), (174142, 183060)]