251895852

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:449

約数の個数: 144

約数和(自身を含む): 728222880

約数和(自身を除く): 476327028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 37, 39, 52, 54, 74, 78, 108, 111, 117, 148, 156, 169, 222, 234, 333, 338, 351, 373, 444, 468, 481, 507, 666, 676, 702, 746, 962, 999, 1014, 1119, 1332, 1404, 1443, 1492, 1521, 1924, 1998, 2028, 2238, 2886, 3042, 3357, 3996, 4329, 4476, 4563, 4849, 5772, 6084, 6253, 6714, 8658, 9126, 9698, 10071, 12506, 12987, 13428, 13801, 14547, 17316, 18252, 18759, 19396, 20142, 25012, 25974, 27602, 29094, 37518, 40284, 41403, 43641, 51948, 55204, 56277, 58188, 63037, 75036, 82806, 87282, 112554, 124209, 126074, 130923, 165612, 168831, 174564, 179413, 189111, 225108, 248418, 252148, 261846, 337662, 358826, 372627, 378222, 496836, 523692, 538239, 567333, 675324, 717652, 745254, 756444, 1076478, 1134666, 1490508, 1614717, 1701999, 2152956, 2269332, 2332369, 3229434, 3403998, 4664738, 4844151, 6458868, 6807996, 6997107, 9329476, 9688302, 13994214, 19376604, 20991321, 27988428, 41982642, 62973963, 83965284, 125947926, 251895852]

約数ペア:

[(1, 251895852), (2, 125947926), (3, 83965284), (4, 62973963), (6, 41982642), (9, 27988428), (12, 20991321), (13, 19376604), (18, 13994214), (26, 9688302), (27, 9329476), (36, 6997107), (37, 6807996), (39, 6458868), (52, 4844151), (54, 4664738), (74, 3403998), (78, 3229434), (108, 2332369), (111, 2269332), (117, 2152956), (148, 1701999), (156, 1614717), (169, 1490508), (222, 1134666), (234, 1076478), (333, 756444), (338, 745254), (351, 717652), (373, 675324), (444, 567333), (468, 538239), (481, 523692), (507, 496836), (666, 378222), (676, 372627), (702, 358826), (746, 337662), (962, 261846), (999, 252148), (1014, 248418), (1119, 225108), (1332, 189111), (1404, 179413), (1443, 174564), (1492, 168831), (1521, 165612), (1924, 130923), (1998, 126074), (2028, 124209), (2238, 112554), (2886, 87282), (3042, 82806), (3357, 75036), (3996, 63037), (4329, 58188), (4476, 56277), (4563, 55204), (4849, 51948), (5772, 43641), (6084, 41403), (6253, 40284), (6714, 37518), (8658, 29094), (9126, 27602), (9698, 25974), (10071, 25012), (12506, 20142), (12987, 19396), (13428, 18759), (13801, 18252), (14547, 17316)]