61521810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:960

約数の個数: 128

約数和(自身を含む): 188282880

約数和(自身を除く): 126761070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 19, 21, 30, 34, 35, 38, 42, 51, 57, 70, 85, 95, 102, 105, 114, 119, 133, 170, 190, 210, 238, 255, 266, 285, 323, 357, 399, 510, 570, 595, 646, 665, 714, 798, 907, 969, 1190, 1330, 1615, 1785, 1814, 1938, 1995, 2261, 2721, 3230, 3570, 3990, 4522, 4535, 4845, 5442, 6349, 6783, 9070, 9690, 11305, 12698, 13566, 13605, 15419, 17233, 19047, 22610, 27210, 30838, 31745, 33915, 34466, 38094, 46257, 51699, 63490, 67830, 77095, 86165, 92514, 95235, 103398, 107933, 120631, 154190, 172330, 190470, 215866, 231285, 241262, 258495, 292961, 323799, 361893, 462570, 516990, 539665, 585922, 603155, 647598, 723786, 878883, 1079330, 1206310, 1464805, 1618995, 1757766, 1809465, 2050727, 2929610, 3237990, 3618930, 4101454, 4394415, 6152181, 8788830, 10253635, 12304362, 20507270, 30760905, 61521810]

約数ペア:

[(1, 61521810), (2, 30760905), (3, 20507270), (5, 12304362), (6, 10253635), (7, 8788830), (10, 6152181), (14, 4394415), (15, 4101454), (17, 3618930), (19, 3237990), (21, 2929610), (30, 2050727), (34, 1809465), (35, 1757766), (38, 1618995), (42, 1464805), (51, 1206310), (57, 1079330), (70, 878883), (85, 723786), (95, 647598), (102, 603155), (105, 585922), (114, 539665), (119, 516990), (133, 462570), (170, 361893), (190, 323799), (210, 292961), (238, 258495), (255, 241262), (266, 231285), (285, 215866), (323, 190470), (357, 172330), (399, 154190), (510, 120631), (570, 107933), (595, 103398), (646, 95235), (665, 92514), (714, 86165), (798, 77095), (907, 67830), (969, 63490), (1190, 51699), (1330, 46257), (1615, 38094), (1785, 34466), (1814, 33915), (1938, 31745), (1995, 30838), (2261, 27210), (2721, 22610), (3230, 19047), (3570, 17233), (3990, 15419), (4522, 13605), (4535, 13566), (4845, 12698), (5442, 11305), (6349, 9690), (6783, 9070)]