219839650430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1\times {\mathrm{20681}}^1$

素因数の和:21209

約数の個数: 64

約数和(自身を含む): 412779628800

約数和(自身を除く): 192939978370

約数列:

[1, 2, 5, 10, 43, 59, 86, 118, 215, 295, 419, 430, 590, 838, 2095, 2537, 4190, 5074, 12685, 18017, 20681, 24721, 25370, 36034, 41362, 49442, 90085, 103405, 123605, 180170, 206810, 247210, 889283, 1063003, 1220179, 1778566, 2126006, 2440358, 4446415, 5315015, 6100895, 8665339, 8892830, 10630030, 12201790, 17330678, 43326695, 52467697, 86653390, 104935394, 262338485, 372609577, 511255001, 524676970, 745219154, 1022510002, 1863047885, 2556275005, 3726095770, 5112550010, 21983965043, 43967930086, 109919825215, 219839650430]

約数ペア:

[(1, 219839650430), (2, 109919825215), (5, 43967930086), (10, 21983965043), (43, 5112550010), (59, 3726095770), (86, 2556275005), (118, 1863047885), (215, 1022510002), (295, 745219154), (419, 524676970), (430, 511255001), (590, 372609577), (838, 262338485), (2095, 104935394), (2537, 86653390), (4190, 52467697), (5074, 43326695), (12685, 17330678), (18017, 12201790), (20681, 10630030), (24721, 8892830), (25370, 8665339), (36034, 6100895), (41362, 5315015), (49442, 4446415), (90085, 2440358), (103405, 2126006), (123605, 1778566), (180170, 1220179), (206810, 1063003), (247210, 889283)]