347658920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1993}}^1$

素因数の和:2107

約数の個数: 96

約数和(自身を含む): 920629800

約数和(自身を除く): 572970880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 89, 98, 140, 178, 196, 245, 280, 356, 392, 445, 490, 623, 712, 890, 980, 1246, 1780, 1960, 1993, 2492, 3115, 3560, 3986, 4361, 4984, 6230, 7972, 8722, 9965, 12460, 13951, 15944, 17444, 19930, 21805, 24920, 27902, 34888, 39860, 43610, 55804, 69755, 79720, 87220, 97657, 111608, 139510, 174440, 177377, 195314, 279020, 354754, 390628, 488285, 558040, 709508, 781256, 886885, 976570, 1241639, 1419016, 1773770, 1953140, 2483278, 3547540, 3906280, 4966556, 6208195, 7095080, 8691473, 9933112, 12416390, 17382946, 24832780, 34765892, 43457365, 49665560, 69531784, 86914730, 173829460, 347658920]

約数ペア:

[(1, 347658920), (2, 173829460), (4, 86914730), (5, 69531784), (7, 49665560), (8, 43457365), (10, 34765892), (14, 24832780), (20, 17382946), (28, 12416390), (35, 9933112), (40, 8691473), (49, 7095080), (56, 6208195), (70, 4966556), (89, 3906280), (98, 3547540), (140, 2483278), (178, 1953140), (196, 1773770), (245, 1419016), (280, 1241639), (356, 976570), (392, 886885), (445, 781256), (490, 709508), (623, 558040), (712, 488285), (890, 390628), (980, 354754), (1246, 279020), (1780, 195314), (1960, 177377), (1993, 174440), (2492, 139510), (3115, 111608), (3560, 97657), (3986, 87220), (4361, 79720), (4984, 69755), (6230, 55804), (7972, 43610), (8722, 39860), (9965, 34888), (12460, 27902), (13951, 24920), (15944, 21805), (17444, 19930)]