31175820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4441}}^1$

素因数の和:4472

約数の個数: 96

約数和(自身を含む): 104475840

約数和(自身を除く): 73300020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 4441, 7020, 8882, 13323, 17764, 22205, 26646, 39969, 44410, 53292, 57733, 66615, 79938, 88820, 115466, 119907, 133230, 159876, 173199, 199845, 230932, 239814, 266460, 288665, 346398, 399690, 479628, 519597, 577330, 599535, 692796, 799380, 865995, 1039194, 1154660, 1199070, 1558791, 1731990, 2078388, 2398140, 2597985, 3117582, 3463980, 5195970, 6235164, 7793955, 10391940, 15587910, 31175820]

約数ペア:

[(1, 31175820), (2, 15587910), (3, 10391940), (4, 7793955), (5, 6235164), (6, 5195970), (9, 3463980), (10, 3117582), (12, 2597985), (13, 2398140), (15, 2078388), (18, 1731990), (20, 1558791), (26, 1199070), (27, 1154660), (30, 1039194), (36, 865995), (39, 799380), (45, 692796), (52, 599535), (54, 577330), (60, 519597), (65, 479628), (78, 399690), (90, 346398), (108, 288665), (117, 266460), (130, 239814), (135, 230932), (156, 199845), (180, 173199), (195, 159876), (234, 133230), (260, 119907), (270, 115466), (351, 88820), (390, 79938), (468, 66615), (540, 57733), (585, 53292), (702, 44410), (780, 39969), (1170, 26646), (1404, 22205), (1755, 17764), (2340, 13323), (3510, 8882), (4441, 7020)]