81773640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 290712240

約数和(自身を除く): 208938600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 101, 104, 117, 120, 130, 156, 173, 180, 195, 202, 234, 260, 303, 312, 346, 360, 390, 404, 468, 505, 519, 520, 585, 606, 692, 780, 808, 865, 909, 936, 1010, 1038, 1170, 1212, 1313, 1384, 1515, 1557, 1560, 1730, 1818, 2020, 2076, 2249, 2340, 2424, 2595, 2626, 3030, 3114, 3460, 3636, 3939, 4040, 4152, 4498, 4545, 4680, 5190, 5252, 6060, 6228, 6565, 6747, 6920, 7272, 7785, 7878, 8996, 9090, 10380, 10504, 11245, 11817, 12120, 12456, 13130, 13494, 15570, 15756, 17473, 17992, 18180, 19695, 20241, 20760, 22490, 23634, 26260, 26988, 31140, 31512, 33735, 34946, 36360, 39390, 40482, 44980, 47268, 52419, 52520, 53976, 59085, 62280, 67470, 69892, 78780, 80964, 87365, 89960, 94536, 101205, 104838, 118170, 134940, 139784, 157257, 157560, 161928, 174730, 202410, 209676, 227149, 236340, 262095, 269880, 314514, 349460, 404820, 419352, 454298, 472680, 524190, 629028, 681447, 698920, 786285, 809640, 908596, 1048380, 1135745, 1258056, 1362894, 1572570, 1817192, 2044341, 2096760, 2271490, 2725788, 3145140, 3407235, 4088682, 4542980, 5451576, 6290280, 6814470, 8177364, 9085960, 10221705, 13628940, 16354728, 20443410, 27257880, 40886820, 81773640]

約数ペア:

[(1, 81773640), (2, 40886820), (3, 27257880), (4, 20443410), (5, 16354728), (6, 13628940), (8, 10221705), (9, 9085960), (10, 8177364), (12, 6814470), (13, 6290280), (15, 5451576), (18, 4542980), (20, 4088682), (24, 3407235), (26, 3145140), (30, 2725788), (36, 2271490), (39, 2096760), (40, 2044341), (45, 1817192), (52, 1572570), (60, 1362894), (65, 1258056), (72, 1135745), (78, 1048380), (90, 908596), (101, 809640), (104, 786285), (117, 698920), (120, 681447), (130, 629028), (156, 524190), (173, 472680), (180, 454298), (195, 419352), (202, 404820), (234, 349460), (260, 314514), (303, 269880), (312, 262095), (346, 236340), (360, 227149), (390, 209676), (404, 202410), (468, 174730), (505, 161928), (519, 157560), (520, 157257), (585, 139784), (606, 134940), (692, 118170), (780, 104838), (808, 101205), (865, 94536), (909, 89960), (936, 87365), (1010, 80964), (1038, 78780), (1170, 69892), (1212, 67470), (1313, 62280), (1384, 59085), (1515, 53976), (1557, 52520), (1560, 52419), (1730, 47268), (1818, 44980), (2020, 40482), (2076, 39390), (2249, 36360), (2340, 34946), (2424, 33735), (2595, 31512), (2626, 31140), (3030, 26988), (3114, 26260), (3460, 23634), (3636, 22490), (3939, 20760), (4040, 20241), (4152, 19695), (4498, 18180), (4545, 17992), (4680, 17473), (5190, 15756), (5252, 15570), (6060, 13494), (6228, 13130), (6565, 12456), (6747, 12120), (6920, 11817), (7272, 11245), (7785, 10504), (7878, 10380), (8996, 9090)]