68008320180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12187871}}^1$

素因数の和:12187917

約数の個数: 72

約数和(自身を含む): 212946499584

約数和(自身を除く): 144938179404

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, 12187871, 24375742, 36563613, 48751484, 60939355, 73127226, 109690839, 121878710, 146254452, 182818065, 219381678, 243757420, 365636130, 377824001, 438763356, 548454195, 731272260, 755648002, 1096908390, 1133472003, 1511296004, 1889120005, 2193816780, 2266944006, 3400416009, 3778240010, 4533888012, 5667360015, 6800832018, 7556480020, 11334720030, 13601664036, 17002080045, 22669440060, 34004160090, 68008320180]

約数ペア:

[(1, 68008320180), (2, 34004160090), (3, 22669440060), (4, 17002080045), (5, 13601664036), (6, 11334720030), (9, 7556480020), (10, 6800832018), (12, 5667360015), (15, 4533888012), (18, 3778240010), (20, 3400416009), (30, 2266944006), (31, 2193816780), (36, 1889120005), (45, 1511296004), (60, 1133472003), (62, 1096908390), (90, 755648002), (93, 731272260), (124, 548454195), (155, 438763356), (180, 377824001), (186, 365636130), (279, 243757420), (310, 219381678), (372, 182818065), (465, 146254452), (558, 121878710), (620, 109690839), (930, 73127226), (1116, 60939355), (1395, 48751484), (1860, 36563613), (2790, 24375742), (5580, 12187871)]