164252760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{195539}}^1$

素因数の和:195560

約数の個数: 64

約数和(自身を含む): 563155200

約数和(自身を除く): 398902440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 195539, 391078, 586617, 782156, 977695, 1173234, 1368773, 1564312, 1955390, 2346468, 2737546, 2933085, 3910780, 4106319, 4692936, 5475092, 5866170, 6843865, 7821560, 8212638, 10950184, 11732340, 13687730, 16425276, 20531595, 23464680, 27375460, 32850552, 41063190, 54750920, 82126380, 164252760]

約数ペア:

[(1, 164252760), (2, 82126380), (3, 54750920), (4, 41063190), (5, 32850552), (6, 27375460), (7, 23464680), (8, 20531595), (10, 16425276), (12, 13687730), (14, 11732340), (15, 10950184), (20, 8212638), (21, 7821560), (24, 6843865), (28, 5866170), (30, 5475092), (35, 4692936), (40, 4106319), (42, 3910780), (56, 2933085), (60, 2737546), (70, 2346468), (84, 1955390), (105, 1564312), (120, 1368773), (140, 1173234), (168, 977695), (210, 782156), (280, 586617), (420, 391078), (840, 195539)]