68538240

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 241385040

約数和(自身を除く): 172846800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 73, 80, 90, 96, 120, 128, 144, 146, 160, 163, 180, 192, 219, 240, 288, 292, 320, 326, 360, 365, 384, 438, 480, 489, 576, 584, 640, 652, 657, 720, 730, 815, 876, 960, 978, 1095, 1152, 1168, 1304, 1314, 1440, 1460, 1467, 1630, 1752, 1920, 1956, 2190, 2336, 2445, 2608, 2628, 2880, 2920, 2934, 3260, 3285, 3504, 3912, 4380, 4672, 4890, 5216, 5256, 5760, 5840, 5868, 6520, 6570, 7008, 7335, 7824, 8760, 9344, 9780, 10432, 10512, 11680, 11736, 11899, 13040, 13140, 14016, 14670, 15648, 17520, 19560, 20864, 21024, 23360, 23472, 23798, 26080, 26280, 28032, 29340, 31296, 35040, 35697, 39120, 42048, 46720, 46944, 47596, 52160, 52560, 58680, 59495, 62592, 70080, 71394, 78240, 84096, 93888, 95192, 104320, 105120, 107091, 117360, 118990, 140160, 142788, 156480, 178485, 187776, 190384, 210240, 214182, 234720, 237980, 285576, 312960, 356970, 380768, 420480, 428364, 469440, 475960, 535455, 571152, 713940, 761536, 856728, 938880, 951920, 1070910, 1142304, 1427880, 1523072, 1713456, 1903840, 2141820, 2284608, 2855760, 3426912, 3807680, 4283640, 4569216, 5711520, 6853824, 7615360, 8567280, 11423040, 13707648, 17134560, 22846080, 34269120, 68538240]

約数ペア:

[(1, 68538240), (2, 34269120), (3, 22846080), (4, 17134560), (5, 13707648), (6, 11423040), (8, 8567280), (9, 7615360), (10, 6853824), (12, 5711520), (15, 4569216), (16, 4283640), (18, 3807680), (20, 3426912), (24, 2855760), (30, 2284608), (32, 2141820), (36, 1903840), (40, 1713456), (45, 1523072), (48, 1427880), (60, 1142304), (64, 1070910), (72, 951920), (73, 938880), (80, 856728), (90, 761536), (96, 713940), (120, 571152), (128, 535455), (144, 475960), (146, 469440), (160, 428364), (163, 420480), (180, 380768), (192, 356970), (219, 312960), (240, 285576), (288, 237980), (292, 234720), (320, 214182), (326, 210240), (360, 190384), (365, 187776), (384, 178485), (438, 156480), (480, 142788), (489, 140160), (576, 118990), (584, 117360), (640, 107091), (652, 105120), (657, 104320), (720, 95192), (730, 93888), (815, 84096), (876, 78240), (960, 71394), (978, 70080), (1095, 62592), (1152, 59495), (1168, 58680), (1304, 52560), (1314, 52160), (1440, 47596), (1460, 46944), (1467, 46720), (1630, 42048), (1752, 39120), (1920, 35697), (1956, 35040), (2190, 31296), (2336, 29340), (2445, 28032), (2608, 26280), (2628, 26080), (2880, 23798), (2920, 23472), (2934, 23360), (3260, 21024), (3285, 20864), (3504, 19560), (3912, 17520), (4380, 15648), (4672, 14670), (4890, 14016), (5216, 13140), (5256, 13040), (5760, 11899), (5840, 11736), (5868, 11680), (6520, 10512), (6570, 10432), (7008, 9780), (7335, 9344), (7824, 8760)]