123072120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{947}}^1$

素因数の和:1002

約数の個数: 144

約数和(自身を含む): 422589960

約数和(自身を除く): 299517840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 361, 380, 456, 570, 684, 722, 760, 855, 947, 1083, 1140, 1368, 1444, 1710, 1805, 1894, 2166, 2280, 2841, 2888, 3249, 3420, 3610, 3788, 4332, 4735, 5415, 5682, 6498, 6840, 7220, 7576, 8523, 8664, 9470, 10830, 11364, 12996, 14205, 14440, 16245, 17046, 17993, 18940, 21660, 22728, 25992, 28410, 32490, 34092, 35986, 37880, 42615, 43320, 53979, 56820, 64980, 68184, 71972, 85230, 89965, 107958, 113640, 129960, 143944, 161937, 170460, 179930, 215916, 269895, 323874, 340920, 341867, 359860, 431832, 539790, 647748, 683734, 719720, 809685, 1025601, 1079580, 1295496, 1367468, 1619370, 1709335, 2051202, 2159160, 2734936, 3076803, 3238740, 3418670, 4102404, 5128005, 6153606, 6477480, 6837340, 8204808, 10256010, 12307212, 13674680, 15384015, 20512020, 24614424, 30768030, 41024040, 61536060, 123072120]

約数ペア:

[(1, 123072120), (2, 61536060), (3, 41024040), (4, 30768030), (5, 24614424), (6, 20512020), (8, 15384015), (9, 13674680), (10, 12307212), (12, 10256010), (15, 8204808), (18, 6837340), (19, 6477480), (20, 6153606), (24, 5128005), (30, 4102404), (36, 3418670), (38, 3238740), (40, 3076803), (45, 2734936), (57, 2159160), (60, 2051202), (72, 1709335), (76, 1619370), (90, 1367468), (95, 1295496), (114, 1079580), (120, 1025601), (152, 809685), (171, 719720), (180, 683734), (190, 647748), (228, 539790), (285, 431832), (342, 359860), (360, 341867), (361, 340920), (380, 323874), (456, 269895), (570, 215916), (684, 179930), (722, 170460), (760, 161937), (855, 143944), (947, 129960), (1083, 113640), (1140, 107958), (1368, 89965), (1444, 85230), (1710, 71972), (1805, 68184), (1894, 64980), (2166, 56820), (2280, 53979), (2841, 43320), (2888, 42615), (3249, 37880), (3420, 35986), (3610, 34092), (3788, 32490), (4332, 28410), (4735, 25992), (5415, 22728), (5682, 21660), (6498, 18940), (6840, 17993), (7220, 17046), (7576, 16245), (8523, 14440), (8664, 14205), (9470, 12996), (10830, 11364)]