129122980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 321995520

約数和(自身を除く): 192872540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 89, 140, 172, 178, 215, 241, 301, 356, 430, 445, 482, 602, 623, 860, 890, 964, 1204, 1205, 1246, 1505, 1687, 1780, 2410, 2492, 3010, 3115, 3374, 3827, 4820, 6020, 6230, 6748, 7654, 8435, 10363, 12460, 15308, 16870, 19135, 20726, 21449, 26789, 33740, 38270, 41452, 42898, 51815, 53578, 72541, 76540, 85796, 103630, 107156, 107245, 133945, 145082, 150143, 207260, 214490, 267890, 290164, 300286, 362705, 428980, 535780, 600572, 725410, 750715, 922307, 1450820, 1501430, 1844614, 3002860, 3689228, 4611535, 6456149, 9223070, 12912298, 18446140, 25824596, 32280745, 64561490, 129122980]

約数ペア:

[(1, 129122980), (2, 64561490), (4, 32280745), (5, 25824596), (7, 18446140), (10, 12912298), (14, 9223070), (20, 6456149), (28, 4611535), (35, 3689228), (43, 3002860), (70, 1844614), (86, 1501430), (89, 1450820), (140, 922307), (172, 750715), (178, 725410), (215, 600572), (241, 535780), (301, 428980), (356, 362705), (430, 300286), (445, 290164), (482, 267890), (602, 214490), (623, 207260), (860, 150143), (890, 145082), (964, 133945), (1204, 107245), (1205, 107156), (1246, 103630), (1505, 85796), (1687, 76540), (1780, 72541), (2410, 53578), (2492, 51815), (3010, 42898), (3115, 41452), (3374, 38270), (3827, 33740), (4820, 26789), (6020, 21449), (6230, 20726), (6748, 19135), (7654, 16870), (8435, 15308), (10363, 12460)]