214291920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{38821}}^1$

素因数の和:38860

約数の個数: 80

約数和(自身を含む): 693205632

約数和(自身を除く): 478913712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 38821, 77642, 116463, 155284, 194105, 232926, 310568, 388210, 465852, 582315, 621136, 776420, 892883, 931704, 1164630, 1552840, 1785766, 1863408, 2329260, 2678649, 3105680, 3571532, 4464415, 4658520, 5357298, 7143064, 8928830, 9317040, 10714596, 13393245, 14286128, 17857660, 21429192, 26786490, 35715320, 42858384, 53572980, 71430640, 107145960, 214291920]

約数ペア:

[(1, 214291920), (2, 107145960), (3, 71430640), (4, 53572980), (5, 42858384), (6, 35715320), (8, 26786490), (10, 21429192), (12, 17857660), (15, 14286128), (16, 13393245), (20, 10714596), (23, 9317040), (24, 8928830), (30, 7143064), (40, 5357298), (46, 4658520), (48, 4464415), (60, 3571532), (69, 3105680), (80, 2678649), (92, 2329260), (115, 1863408), (120, 1785766), (138, 1552840), (184, 1164630), (230, 931704), (240, 892883), (276, 776420), (345, 621136), (368, 582315), (460, 465852), (552, 388210), (690, 310568), (920, 232926), (1104, 194105), (1380, 155284), (1840, 116463), (2760, 77642), (5520, 38821)]