331357140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1470

約数の個数: 144

約数和(自身を含む): 1062437376

約数和(自身を除く): 731080236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 86, 90, 93, 124, 129, 155, 172, 180, 186, 215, 258, 279, 310, 372, 387, 430, 465, 516, 558, 620, 645, 774, 860, 930, 1116, 1290, 1333, 1381, 1395, 1548, 1860, 1935, 2580, 2666, 2762, 2790, 3870, 3999, 4143, 5332, 5524, 5580, 6665, 6905, 7740, 7998, 8286, 11997, 12429, 13330, 13810, 15996, 16572, 19995, 20715, 23994, 24858, 26660, 27620, 39990, 41430, 42811, 47988, 49716, 59383, 59985, 62145, 79980, 82860, 85622, 118766, 119970, 124290, 128433, 171244, 178149, 214055, 237532, 239940, 248580, 256866, 296915, 356298, 385299, 428110, 513732, 534447, 593830, 642165, 712596, 770598, 856220, 890745, 1068894, 1187660, 1284330, 1541196, 1781490, 1840873, 1926495, 2137788, 2568660, 2672235, 3562980, 3681746, 3852990, 5344470, 5522619, 7363492, 7705980, 9204365, 10688940, 11045238, 16567857, 18408730, 22090476, 27613095, 33135714, 36817460, 55226190, 66271428, 82839285, 110452380, 165678570, 331357140]

約数ペア:

[(1, 331357140), (2, 165678570), (3, 110452380), (4, 82839285), (5, 66271428), (6, 55226190), (9, 36817460), (10, 33135714), (12, 27613095), (15, 22090476), (18, 18408730), (20, 16567857), (30, 11045238), (31, 10688940), (36, 9204365), (43, 7705980), (45, 7363492), (60, 5522619), (62, 5344470), (86, 3852990), (90, 3681746), (93, 3562980), (124, 2672235), (129, 2568660), (155, 2137788), (172, 1926495), (180, 1840873), (186, 1781490), (215, 1541196), (258, 1284330), (279, 1187660), (310, 1068894), (372, 890745), (387, 856220), (430, 770598), (465, 712596), (516, 642165), (558, 593830), (620, 534447), (645, 513732), (774, 428110), (860, 385299), (930, 356298), (1116, 296915), (1290, 256866), (1333, 248580), (1381, 239940), (1395, 237532), (1548, 214055), (1860, 178149), (1935, 171244), (2580, 128433), (2666, 124290), (2762, 119970), (2790, 118766), (3870, 85622), (3999, 82860), (4143, 79980), (5332, 62145), (5524, 59985), (5580, 59383), (6665, 49716), (6905, 47988), (7740, 42811), (7998, 41430), (8286, 39990), (11997, 27620), (12429, 26660), (13330, 24858), (13810, 23994), (15996, 20715), (16572, 19995)]