80026994160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{247547}}^1$

素因数の和:248015

約数の個数: 120

約数和(自身を含む): 269356978800

約数和(自身を除く): 189329984640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 449, 720, 898, 1347, 1796, 2245, 2694, 3592, 4041, 4490, 5388, 6735, 7184, 8082, 8980, 10776, 13470, 16164, 17960, 20205, 21552, 26940, 32328, 35920, 40410, 53880, 64656, 80820, 107760, 161640, 247547, 323280, 495094, 742641, 990188, 1237735, 1485282, 1980376, 2227923, 2475470, 2970564, 3713205, 3960752, 4455846, 4950940, 5941128, 7426410, 8911692, 9901880, 11139615, 11882256, 14852820, 17823384, 19803760, 22279230, 29705640, 35646768, 44558460, 59411280, 89116920, 111148603, 178233840, 222297206, 333445809, 444594412, 555743015, 666891618, 889188824, 1000337427, 1111486030, 1333783236, 1667229045, 1778377648, 2000674854, 2222972060, 2667566472, 3334458090, 4001349708, 4445944120, 5001687135, 5335132944, 6668916180, 8002699416, 8891888240, 10003374270, 13337832360, 16005398832, 20006748540, 26675664720, 40013497080, 80026994160]

約数ペア:

[(1, 80026994160), (2, 40013497080), (3, 26675664720), (4, 20006748540), (5, 16005398832), (6, 13337832360), (8, 10003374270), (9, 8891888240), (10, 8002699416), (12, 6668916180), (15, 5335132944), (16, 5001687135), (18, 4445944120), (20, 4001349708), (24, 3334458090), (30, 2667566472), (36, 2222972060), (40, 2000674854), (45, 1778377648), (48, 1667229045), (60, 1333783236), (72, 1111486030), (80, 1000337427), (90, 889188824), (120, 666891618), (144, 555743015), (180, 444594412), (240, 333445809), (360, 222297206), (449, 178233840), (720, 111148603), (898, 89116920), (1347, 59411280), (1796, 44558460), (2245, 35646768), (2694, 29705640), (3592, 22279230), (4041, 19803760), (4490, 17823384), (5388, 14852820), (6735, 11882256), (7184, 11139615), (8082, 9901880), (8980, 8911692), (10776, 7426410), (13470, 5941128), (16164, 4950940), (17960, 4455846), (20205, 3960752), (21552, 3713205), (26940, 2970564), (32328, 2475470), (35920, 2227923), (40410, 1980376), (53880, 1485282), (64656, 1237735), (80820, 990188), (107760, 742641), (161640, 495094), (247547, 323280)]