217983720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{62639}}^1$

素因数の和:62682

約数の個数: 64

約数和(自身を含む): 676512000

約数和(自身を除く): 458528280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 62639, 125278, 187917, 250556, 313195, 375834, 501112, 626390, 751668, 939585, 1252780, 1503336, 1816531, 1879170, 2505560, 3633062, 3758340, 5449593, 7266124, 7516680, 9082655, 10899186, 14532248, 18165310, 21798372, 27247965, 36330620, 43596744, 54495930, 72661240, 108991860, 217983720]

約数ペア:

[(1, 217983720), (2, 108991860), (3, 72661240), (4, 54495930), (5, 43596744), (6, 36330620), (8, 27247965), (10, 21798372), (12, 18165310), (15, 14532248), (20, 10899186), (24, 9082655), (29, 7516680), (30, 7266124), (40, 5449593), (58, 3758340), (60, 3633062), (87, 2505560), (116, 1879170), (120, 1816531), (145, 1503336), (174, 1252780), (232, 939585), (290, 751668), (348, 626390), (435, 501112), (580, 375834), (696, 313195), (870, 250556), (1160, 187917), (1740, 125278), (3480, 62639)]