18228480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 60044544

約数和(自身を除く): 41816064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 101, 120, 128, 141, 160, 188, 192, 202, 235, 240, 256, 282, 303, 320, 376, 384, 404, 470, 480, 505, 564, 606, 640, 705, 752, 768, 808, 940, 960, 1010, 1128, 1212, 1280, 1410, 1504, 1515, 1616, 1880, 1920, 2020, 2256, 2424, 2820, 3008, 3030, 3232, 3760, 3840, 4040, 4512, 4747, 4848, 5640, 6016, 6060, 6464, 7520, 8080, 9024, 9494, 9696, 11280, 12032, 12120, 12928, 14241, 15040, 16160, 18048, 18988, 19392, 22560, 23735, 24240, 25856, 28482, 30080, 32320, 36096, 37976, 38784, 45120, 47470, 48480, 56964, 60160, 64640, 71205, 75952, 77568, 90240, 94940, 96960, 113928, 129280, 142410, 151904, 180480, 189880, 193920, 227856, 284820, 303808, 379760, 387840, 455712, 569640, 607616, 759520, 911424, 1139280, 1215232, 1519040, 1822848, 2278560, 3038080, 3645696, 4557120, 6076160, 9114240, 18228480]

約数ペア:

[(1, 18228480), (2, 9114240), (3, 6076160), (4, 4557120), (5, 3645696), (6, 3038080), (8, 2278560), (10, 1822848), (12, 1519040), (15, 1215232), (16, 1139280), (20, 911424), (24, 759520), (30, 607616), (32, 569640), (40, 455712), (47, 387840), (48, 379760), (60, 303808), (64, 284820), (80, 227856), (94, 193920), (96, 189880), (101, 180480), (120, 151904), (128, 142410), (141, 129280), (160, 113928), (188, 96960), (192, 94940), (202, 90240), (235, 77568), (240, 75952), (256, 71205), (282, 64640), (303, 60160), (320, 56964), (376, 48480), (384, 47470), (404, 45120), (470, 38784), (480, 37976), (505, 36096), (564, 32320), (606, 30080), (640, 28482), (705, 25856), (752, 24240), (768, 23735), (808, 22560), (940, 19392), (960, 18988), (1010, 18048), (1128, 16160), (1212, 15040), (1280, 14241), (1410, 12928), (1504, 12120), (1515, 12032), (1616, 11280), (1880, 9696), (1920, 9494), (2020, 9024), (2256, 8080), (2424, 7520), (2820, 6464), (3008, 6060), (3030, 6016), (3232, 5640), (3760, 4848), (3840, 4747), (4040, 4512)]