158423020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 396619776

約数和(自身を除く): 238196756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 173, 211, 217, 310, 346, 422, 434, 620, 692, 844, 865, 868, 1055, 1085, 1211, 1477, 1730, 2110, 2170, 2422, 2954, 3460, 4220, 4340, 4844, 5363, 5908, 6055, 6541, 7385, 10726, 12110, 13082, 14770, 21452, 24220, 26164, 26815, 29540, 32705, 36503, 37541, 45787, 53630, 65410, 73006, 75082, 91574, 107260, 130820, 146012, 150164, 182515, 183148, 187705, 228935, 255521, 365030, 375410, 457870, 511042, 730060, 750820, 915740, 1022084, 1131593, 1277605, 2263186, 2555210, 4526372, 5110420, 5657965, 7921151, 11315930, 15842302, 22631860, 31684604, 39605755, 79211510, 158423020]

約数ペア:

[(1, 158423020), (2, 79211510), (4, 39605755), (5, 31684604), (7, 22631860), (10, 15842302), (14, 11315930), (20, 7921151), (28, 5657965), (31, 5110420), (35, 4526372), (62, 2555210), (70, 2263186), (124, 1277605), (140, 1131593), (155, 1022084), (173, 915740), (211, 750820), (217, 730060), (310, 511042), (346, 457870), (422, 375410), (434, 365030), (620, 255521), (692, 228935), (844, 187705), (865, 183148), (868, 182515), (1055, 150164), (1085, 146012), (1211, 130820), (1477, 107260), (1730, 91574), (2110, 75082), (2170, 73006), (2422, 65410), (2954, 53630), (3460, 45787), (4220, 37541), (4340, 36503), (4844, 32705), (5363, 29540), (5908, 26815), (6055, 26164), (6541, 24220), (7385, 21452), (10726, 14770), (12110, 13082)]