312195420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{55949}}^1$

素因数の和:55995

約数の個数: 72

約数和(自身を含む): 977558400

約数和(自身を除く): 665362980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 55949, 111898, 167847, 223796, 279745, 335694, 503541, 559490, 671388, 839235, 1007082, 1118980, 1678470, 1734419, 2014164, 2517705, 3356940, 3468838, 5035410, 5203257, 6937676, 8672095, 10070820, 10406514, 15609771, 17344190, 20813028, 26016285, 31219542, 34688380, 52032570, 62439084, 78048855, 104065140, 156097710, 312195420]

約数ペア:

[(1, 312195420), (2, 156097710), (3, 104065140), (4, 78048855), (5, 62439084), (6, 52032570), (9, 34688380), (10, 31219542), (12, 26016285), (15, 20813028), (18, 17344190), (20, 15609771), (30, 10406514), (31, 10070820), (36, 8672095), (45, 6937676), (60, 5203257), (62, 5035410), (90, 3468838), (93, 3356940), (124, 2517705), (155, 2014164), (180, 1734419), (186, 1678470), (279, 1118980), (310, 1007082), (372, 839235), (465, 671388), (558, 559490), (620, 503541), (930, 335694), (1116, 279745), (1395, 223796), (1860, 167847), (2790, 111898), (5580, 55949)]