139928460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{773}}^1$

素因数の和:1223

約数の個数: 96

約数和(自身を含む): 449390592

約数和(自身を除く): 309462132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 431, 773, 862, 1293, 1546, 1724, 2155, 2319, 2586, 3017, 3092, 3865, 4310, 4638, 5172, 5411, 6034, 6465, 7730, 8620, 9051, 9276, 10822, 11595, 12068, 12930, 15085, 15460, 16233, 18102, 21644, 23190, 25860, 27055, 30170, 32466, 36204, 45255, 46380, 54110, 60340, 64932, 81165, 90510, 108220, 162330, 181020, 324660, 333163, 666326, 999489, 1332652, 1665815, 1998978, 2332141, 3331630, 3997956, 4664282, 4997445, 6663260, 6996423, 9328564, 9994890, 11660705, 13992846, 19989780, 23321410, 27985692, 34982115, 46642820, 69964230, 139928460]

約数ペア:

[(1, 139928460), (2, 69964230), (3, 46642820), (4, 34982115), (5, 27985692), (6, 23321410), (7, 19989780), (10, 13992846), (12, 11660705), (14, 9994890), (15, 9328564), (20, 6996423), (21, 6663260), (28, 4997445), (30, 4664282), (35, 3997956), (42, 3331630), (60, 2332141), (70, 1998978), (84, 1665815), (105, 1332652), (140, 999489), (210, 666326), (420, 333163), (431, 324660), (773, 181020), (862, 162330), (1293, 108220), (1546, 90510), (1724, 81165), (2155, 64932), (2319, 60340), (2586, 54110), (3017, 46380), (3092, 45255), (3865, 36204), (4310, 32466), (4638, 30170), (5172, 27055), (5411, 25860), (6034, 23190), (6465, 21644), (7730, 18102), (8620, 16233), (9051, 15460), (9276, 15085), (10822, 12930), (11595, 12068)]