668673840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{146639}}^1$

素因数の和:146674

約数の個数: 80

約数和(自身を含む): 2182003200

約数和(自身を除く): 1513329360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 146639, 293278, 439917, 586556, 733195, 879834, 1173112, 1466390, 1759668, 2199585, 2346224, 2786141, 2932780, 3519336, 4399170, 5572282, 5865560, 7038672, 8358423, 8798340, 11144564, 11731120, 13930705, 16716846, 17596680, 22289128, 27861410, 33433692, 35193360, 41792115, 44578256, 55722820, 66867384, 83584230, 111445640, 133734768, 167168460, 222891280, 334336920, 668673840]

約数ペア:

[(1, 668673840), (2, 334336920), (3, 222891280), (4, 167168460), (5, 133734768), (6, 111445640), (8, 83584230), (10, 66867384), (12, 55722820), (15, 44578256), (16, 41792115), (19, 35193360), (20, 33433692), (24, 27861410), (30, 22289128), (38, 17596680), (40, 16716846), (48, 13930705), (57, 11731120), (60, 11144564), (76, 8798340), (80, 8358423), (95, 7038672), (114, 5865560), (120, 5572282), (152, 4399170), (190, 3519336), (228, 2932780), (240, 2786141), (285, 2346224), (304, 2199585), (380, 1759668), (456, 1466390), (570, 1173112), (760, 879834), (912, 733195), (1140, 586556), (1520, 439917), (2280, 293278), (4560, 146639)]