1251120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 4187232

約数和(自身を除く): 2936112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 401, 520, 624, 780, 802, 1040, 1203, 1560, 1604, 2005, 2406, 3120, 3208, 4010, 4812, 5213, 6015, 6416, 8020, 9624, 10426, 12030, 15639, 16040, 19248, 20852, 24060, 26065, 31278, 32080, 41704, 48120, 52130, 62556, 78195, 83408, 96240, 104260, 125112, 156390, 208520, 250224, 312780, 417040, 625560, 1251120]

約数ペア:

[(1, 1251120), (2, 625560), (3, 417040), (4, 312780), (5, 250224), (6, 208520), (8, 156390), (10, 125112), (12, 104260), (13, 96240), (15, 83408), (16, 78195), (20, 62556), (24, 52130), (26, 48120), (30, 41704), (39, 32080), (40, 31278), (48, 26065), (52, 24060), (60, 20852), (65, 19248), (78, 16040), (80, 15639), (104, 12030), (120, 10426), (130, 9624), (156, 8020), (195, 6416), (208, 6015), (240, 5213), (260, 4812), (312, 4010), (390, 3208), (401, 3120), (520, 2406), (624, 2005), (780, 1604), (802, 1560), (1040, 1203)]