26531220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 85095360

約数和(自身を除く): 58564140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 37, 38, 51, 57, 60, 68, 74, 76, 85, 95, 102, 111, 114, 148, 170, 185, 190, 204, 222, 228, 255, 285, 323, 340, 370, 380, 444, 510, 555, 570, 629, 646, 703, 740, 969, 1020, 1110, 1140, 1258, 1292, 1369, 1406, 1615, 1887, 1938, 2109, 2220, 2516, 2738, 2812, 3145, 3230, 3515, 3774, 3876, 4107, 4218, 4845, 5476, 6290, 6460, 6845, 7030, 7548, 8214, 8436, 9435, 9690, 10545, 11951, 12580, 13690, 14060, 16428, 18870, 19380, 20535, 21090, 23273, 23902, 26011, 27380, 35853, 37740, 41070, 42180, 46546, 47804, 52022, 59755, 69819, 71706, 78033, 82140, 93092, 104044, 116365, 119510, 130055, 139638, 143412, 156066, 179265, 232730, 239020, 260110, 279276, 312132, 349095, 358530, 390165, 442187, 465460, 520220, 698190, 717060, 780330, 884374, 1326561, 1396380, 1560660, 1768748, 2210935, 2653122, 4421870, 5306244, 6632805, 8843740, 13265610, 26531220]

約数ペア:

[(1, 26531220), (2, 13265610), (3, 8843740), (4, 6632805), (5, 5306244), (6, 4421870), (10, 2653122), (12, 2210935), (15, 1768748), (17, 1560660), (19, 1396380), (20, 1326561), (30, 884374), (34, 780330), (37, 717060), (38, 698190), (51, 520220), (57, 465460), (60, 442187), (68, 390165), (74, 358530), (76, 349095), (85, 312132), (95, 279276), (102, 260110), (111, 239020), (114, 232730), (148, 179265), (170, 156066), (185, 143412), (190, 139638), (204, 130055), (222, 119510), (228, 116365), (255, 104044), (285, 93092), (323, 82140), (340, 78033), (370, 71706), (380, 69819), (444, 59755), (510, 52022), (555, 47804), (570, 46546), (629, 42180), (646, 41070), (703, 37740), (740, 35853), (969, 27380), (1020, 26011), (1110, 23902), (1140, 23273), (1258, 21090), (1292, 20535), (1369, 19380), (1406, 18870), (1615, 16428), (1887, 14060), (1938, 13690), (2109, 12580), (2220, 11951), (2516, 10545), (2738, 9690), (2812, 9435), (3145, 8436), (3230, 8214), (3515, 7548), (3774, 7030), (3876, 6845), (4107, 6460), (4218, 6290), (4845, 5476)]