85480020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15319}}^1$

素因数の和:15365

約数の個数: 72

約数和(自身を含む): 267671040

約数和(自身を除く): 182191020

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, 15319, 30638, 45957, 61276, 76595, 91914, 137871, 153190, 183828, 229785, 275742, 306380, 459570, 474889, 551484, 689355, 919140, 949778, 1378710, 1424667, 1899556, 2374445, 2757420, 2849334, 4274001, 4748890, 5698668, 7123335, 8548002, 9497780, 14246670, 17096004, 21370005, 28493340, 42740010, 85480020]

約数ペア:

[(1, 85480020), (2, 42740010), (3, 28493340), (4, 21370005), (5, 17096004), (6, 14246670), (9, 9497780), (10, 8548002), (12, 7123335), (15, 5698668), (18, 4748890), (20, 4274001), (30, 2849334), (31, 2757420), (36, 2374445), (45, 1899556), (60, 1424667), (62, 1378710), (90, 949778), (93, 919140), (124, 689355), (155, 551484), (180, 474889), (186, 459570), (279, 306380), (310, 275742), (372, 229785), (465, 183828), (558, 153190), (620, 137871), (930, 91914), (1116, 76595), (1395, 61276), (1860, 45957), (2790, 30638), (5580, 15319)]