18554640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 160

約数和(自身を含む): 65412480

約数和(自身を除く): 46857840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 313, 380, 390, 456, 494, 520, 570, 624, 626, 741, 760, 780, 912, 939, 988, 1040, 1140, 1235, 1252, 1482, 1520, 1560, 1565, 1878, 1976, 2280, 2470, 2504, 2964, 3120, 3130, 3705, 3756, 3952, 4069, 4560, 4695, 4940, 5008, 5928, 5947, 6260, 7410, 7512, 8138, 9390, 9880, 11856, 11894, 12207, 12520, 14820, 15024, 16276, 17841, 18780, 19760, 20345, 23788, 24414, 25040, 29640, 29735, 32552, 35682, 37560, 40690, 47576, 48828, 59280, 59470, 61035, 65104, 71364, 75120, 77311, 81380, 89205, 95152, 97656, 118940, 122070, 142728, 154622, 162760, 178410, 195312, 231933, 237880, 244140, 285456, 309244, 325520, 356820, 386555, 463866, 475760, 488280, 618488, 713640, 773110, 927732, 976560, 1159665, 1236976, 1427280, 1546220, 1855464, 2319330, 3092440, 3710928, 4638660, 6184880, 9277320, 18554640]

約数ペア:

[(1, 18554640), (2, 9277320), (3, 6184880), (4, 4638660), (5, 3710928), (6, 3092440), (8, 2319330), (10, 1855464), (12, 1546220), (13, 1427280), (15, 1236976), (16, 1159665), (19, 976560), (20, 927732), (24, 773110), (26, 713640), (30, 618488), (38, 488280), (39, 475760), (40, 463866), (48, 386555), (52, 356820), (57, 325520), (60, 309244), (65, 285456), (76, 244140), (78, 237880), (80, 231933), (95, 195312), (104, 178410), (114, 162760), (120, 154622), (130, 142728), (152, 122070), (156, 118940), (190, 97656), (195, 95152), (208, 89205), (228, 81380), (240, 77311), (247, 75120), (260, 71364), (285, 65104), (304, 61035), (312, 59470), (313, 59280), (380, 48828), (390, 47576), (456, 40690), (494, 37560), (520, 35682), (570, 32552), (624, 29735), (626, 29640), (741, 25040), (760, 24414), (780, 23788), (912, 20345), (939, 19760), (988, 18780), (1040, 17841), (1140, 16276), (1235, 15024), (1252, 14820), (1482, 12520), (1520, 12207), (1560, 11894), (1565, 11856), (1878, 9880), (1976, 9390), (2280, 8138), (2470, 7512), (2504, 7410), (2964, 6260), (3120, 5947), (3130, 5928), (3705, 5008), (3756, 4940), (3952, 4695), (4069, 4560)]