311227380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3671}}^1$

素因数の和:3846

約数の個数: 96

約数和(自身を含む): 974695680

約数和(自身を除く): 663468300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 157, 180, 270, 314, 471, 540, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 3671, 4239, 4710, 5652, 7065, 7342, 8478, 9420, 11013, 14130, 14684, 16956, 18355, 21195, 22026, 28260, 33039, 36710, 42390, 44052, 55065, 66078, 73420, 84780, 99117, 110130, 132156, 165195, 198234, 220260, 330390, 396468, 495585, 576347, 660780, 991170, 1152694, 1729041, 1982340, 2305388, 2881735, 3458082, 5187123, 5763470, 6916164, 8645205, 10374246, 11526940, 15561369, 17290410, 20748492, 25935615, 31122738, 34580820, 51871230, 62245476, 77806845, 103742460, 155613690, 311227380]

約数ペア:

[(1, 311227380), (2, 155613690), (3, 103742460), (4, 77806845), (5, 62245476), (6, 51871230), (9, 34580820), (10, 31122738), (12, 25935615), (15, 20748492), (18, 17290410), (20, 15561369), (27, 11526940), (30, 10374246), (36, 8645205), (45, 6916164), (54, 5763470), (60, 5187123), (90, 3458082), (108, 2881735), (135, 2305388), (157, 1982340), (180, 1729041), (270, 1152694), (314, 991170), (471, 660780), (540, 576347), (628, 495585), (785, 396468), (942, 330390), (1413, 220260), (1570, 198234), (1884, 165195), (2355, 132156), (2826, 110130), (3140, 99117), (3671, 84780), (4239, 73420), (4710, 66078), (5652, 55065), (7065, 44052), (7342, 42390), (8478, 36710), (9420, 33039), (11013, 28260), (14130, 22026), (14684, 21195), (16956, 18355)]