18814080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:302

約数の個数: 128

約数和(自身を含む): 61689600

約数和(自身を除く): 42875520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 239, 240, 246, 320, 328, 384, 410, 478, 480, 492, 615, 640, 656, 717, 820, 956, 960, 984, 1195, 1230, 1312, 1434, 1640, 1912, 1920, 1968, 2390, 2460, 2624, 2868, 3280, 3585, 3824, 3936, 4780, 4920, 5248, 5736, 6560, 7170, 7648, 7872, 9560, 9799, 9840, 11472, 13120, 14340, 15296, 15744, 19120, 19598, 19680, 22944, 26240, 28680, 29397, 30592, 38240, 39196, 39360, 45888, 48995, 57360, 58794, 76480, 78392, 78720, 91776, 97990, 114720, 117588, 146985, 152960, 156784, 195980, 229440, 235176, 293970, 313568, 391960, 458880, 470352, 587940, 627136, 783920, 940704, 1175880, 1254272, 1567840, 1881408, 2351760, 3135680, 3762816, 4703520, 6271360, 9407040, 18814080]

約数ペア:

[(1, 18814080), (2, 9407040), (3, 6271360), (4, 4703520), (5, 3762816), (6, 3135680), (8, 2351760), (10, 1881408), (12, 1567840), (15, 1254272), (16, 1175880), (20, 940704), (24, 783920), (30, 627136), (32, 587940), (40, 470352), (41, 458880), (48, 391960), (60, 313568), (64, 293970), (80, 235176), (82, 229440), (96, 195980), (120, 156784), (123, 152960), (128, 146985), (160, 117588), (164, 114720), (192, 97990), (205, 91776), (239, 78720), (240, 78392), (246, 76480), (320, 58794), (328, 57360), (384, 48995), (410, 45888), (478, 39360), (480, 39196), (492, 38240), (615, 30592), (640, 29397), (656, 28680), (717, 26240), (820, 22944), (956, 19680), (960, 19598), (984, 19120), (1195, 15744), (1230, 15296), (1312, 14340), (1434, 13120), (1640, 11472), (1912, 9840), (1920, 9799), (1968, 9560), (2390, 7872), (2460, 7648), (2624, 7170), (2868, 6560), (3280, 5736), (3585, 5248), (3824, 4920), (3936, 4780)]