82621980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2851}}^1$

素因数の和:2896

約数の個数: 144

約数和(自身を含む): 298980864

約数和(自身を除く): 216358884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2415, 2851, 2898, 3220, 4140, 4830, 5702, 5796, 7245, 8553, 9660, 11404, 14255, 14490, 17106, 19957, 25659, 28510, 28980, 34212, 39914, 42765, 51318, 57020, 59871, 65573, 79828, 85530, 99785, 102636, 119742, 128295, 131146, 171060, 179613, 196719, 199570, 239484, 256590, 262292, 299355, 327865, 359226, 393438, 399140, 459011, 513180, 590157, 598710, 655730, 718452, 786876, 898065, 918022, 983595, 1180314, 1197420, 1311460, 1377033, 1796130, 1836044, 1967190, 2295055, 2360628, 2754066, 2950785, 3592260, 3934380, 4131099, 4590110, 5508132, 5901570, 6885165, 8262198, 9180220, 11803140, 13770330, 16524396, 20655495, 27540660, 41310990, 82621980]

約数ペア:

[(1, 82621980), (2, 41310990), (3, 27540660), (4, 20655495), (5, 16524396), (6, 13770330), (7, 11803140), (9, 9180220), (10, 8262198), (12, 6885165), (14, 5901570), (15, 5508132), (18, 4590110), (20, 4131099), (21, 3934380), (23, 3592260), (28, 2950785), (30, 2754066), (35, 2360628), (36, 2295055), (42, 1967190), (45, 1836044), (46, 1796130), (60, 1377033), (63, 1311460), (69, 1197420), (70, 1180314), (84, 983595), (90, 918022), (92, 898065), (105, 786876), (115, 718452), (126, 655730), (138, 598710), (140, 590157), (161, 513180), (180, 459011), (207, 399140), (210, 393438), (230, 359226), (252, 327865), (276, 299355), (315, 262292), (322, 256590), (345, 239484), (414, 199570), (420, 196719), (460, 179613), (483, 171060), (630, 131146), (644, 128295), (690, 119742), (805, 102636), (828, 99785), (966, 85530), (1035, 79828), (1260, 65573), (1380, 59871), (1449, 57020), (1610, 51318), (1932, 42765), (2070, 39914), (2415, 34212), (2851, 28980), (2898, 28510), (3220, 25659), (4140, 19957), (4830, 17106), (5702, 14490), (5796, 14255), (7245, 11404), (8553, 9660)]