894580020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{160319}}^1$

素因数の和:160365

約数の個数: 72

約数和(自身を含む): 2801111040

約数和(自身を除く): 1906531020

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, 160319, 320638, 480957, 641276, 801595, 961914, 1442871, 1603190, 1923828, 2404785, 2885742, 3206380, 4809570, 4969889, 5771484, 7214355, 9619140, 9939778, 14428710, 14909667, 19879556, 24849445, 28857420, 29819334, 44729001, 49698890, 59638668, 74548335, 89458002, 99397780, 149096670, 178916004, 223645005, 298193340, 447290010, 894580020]

約数ペア:

[(1, 894580020), (2, 447290010), (3, 298193340), (4, 223645005), (5, 178916004), (6, 149096670), (9, 99397780), (10, 89458002), (12, 74548335), (15, 59638668), (18, 49698890), (20, 44729001), (30, 29819334), (31, 28857420), (36, 24849445), (45, 19879556), (60, 14909667), (62, 14428710), (90, 9939778), (93, 9619140), (124, 7214355), (155, 5771484), (180, 4969889), (186, 4809570), (279, 3206380), (310, 2885742), (372, 2404785), (465, 1923828), (558, 1603190), (620, 1442871), (930, 961914), (1116, 801595), (1395, 641276), (1860, 480957), (2790, 320638), (5580, 160319)]