129999120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 160

約数和(自身を含む): 422544384

約数和(自身を除く): 292545264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 101, 120, 124, 155, 173, 186, 202, 240, 248, 303, 310, 346, 372, 404, 465, 496, 505, 519, 606, 620, 692, 744, 808, 865, 930, 1010, 1038, 1212, 1240, 1384, 1488, 1515, 1616, 1730, 1860, 2020, 2076, 2424, 2480, 2595, 2768, 3030, 3131, 3460, 3720, 4040, 4152, 4848, 5190, 5363, 6060, 6262, 6920, 7440, 8080, 8304, 9393, 10380, 10726, 12120, 12524, 13840, 15655, 16089, 17473, 18786, 20760, 21452, 24240, 25048, 26815, 31310, 32178, 34946, 37572, 41520, 42904, 46965, 50096, 52419, 53630, 62620, 64356, 69892, 75144, 80445, 85808, 87365, 93930, 104838, 107260, 125240, 128712, 139784, 150288, 160890, 174730, 187860, 209676, 214520, 250480, 257424, 262095, 279568, 321780, 349460, 375720, 419352, 429040, 524190, 541663, 643560, 698920, 751440, 838704, 1048380, 1083326, 1287120, 1397840, 1624989, 2096760, 2166652, 2708315, 3249978, 4193520, 4333304, 5416630, 6499956, 8124945, 8666608, 10833260, 12999912, 16249890, 21666520, 25999824, 32499780, 43333040, 64999560, 129999120]

約数ペア:

[(1, 129999120), (2, 64999560), (3, 43333040), (4, 32499780), (5, 25999824), (6, 21666520), (8, 16249890), (10, 12999912), (12, 10833260), (15, 8666608), (16, 8124945), (20, 6499956), (24, 5416630), (30, 4333304), (31, 4193520), (40, 3249978), (48, 2708315), (60, 2166652), (62, 2096760), (80, 1624989), (93, 1397840), (101, 1287120), (120, 1083326), (124, 1048380), (155, 838704), (173, 751440), (186, 698920), (202, 643560), (240, 541663), (248, 524190), (303, 429040), (310, 419352), (346, 375720), (372, 349460), (404, 321780), (465, 279568), (496, 262095), (505, 257424), (519, 250480), (606, 214520), (620, 209676), (692, 187860), (744, 174730), (808, 160890), (865, 150288), (930, 139784), (1010, 128712), (1038, 125240), (1212, 107260), (1240, 104838), (1384, 93930), (1488, 87365), (1515, 85808), (1616, 80445), (1730, 75144), (1860, 69892), (2020, 64356), (2076, 62620), (2424, 53630), (2480, 52419), (2595, 50096), (2768, 46965), (3030, 42904), (3131, 41520), (3460, 37572), (3720, 34946), (4040, 32178), (4152, 31310), (4848, 26815), (5190, 25048), (5363, 24240), (6060, 21452), (6262, 20760), (6920, 18786), (7440, 17473), (8080, 16089), (8304, 15655), (9393, 13840), (10380, 12524), (10726, 12120)]