218343040

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 548266320

約数和(自身を除く): 329923280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 53, 64, 80, 82, 106, 128, 157, 160, 164, 205, 212, 265, 314, 320, 328, 410, 424, 530, 628, 640, 656, 785, 820, 848, 1060, 1256, 1312, 1570, 1640, 1696, 2120, 2173, 2512, 2624, 3140, 3280, 3392, 4240, 4346, 5024, 5248, 6280, 6437, 6560, 6784, 8321, 8480, 8692, 10048, 10865, 12560, 12874, 13120, 16642, 16960, 17384, 20096, 21730, 25120, 25748, 26240, 32185, 33284, 33920, 34768, 41605, 43460, 50240, 51496, 64370, 66568, 69536, 83210, 86920, 100480, 102992, 128740, 133136, 139072, 166420, 173840, 205984, 257480, 266272, 278144, 332840, 341161, 347680, 411968, 514960, 532544, 665680, 682322, 695360, 823936, 1029920, 1065088, 1331360, 1364644, 1390720, 1705805, 2059840, 2662720, 2729288, 3411610, 4119680, 5325440, 5458576, 6823220, 10917152, 13646440, 21834304, 27292880, 43668608, 54585760, 109171520, 218343040]

約数ペア:

[(1, 218343040), (2, 109171520), (4, 54585760), (5, 43668608), (8, 27292880), (10, 21834304), (16, 13646440), (20, 10917152), (32, 6823220), (40, 5458576), (41, 5325440), (53, 4119680), (64, 3411610), (80, 2729288), (82, 2662720), (106, 2059840), (128, 1705805), (157, 1390720), (160, 1364644), (164, 1331360), (205, 1065088), (212, 1029920), (265, 823936), (314, 695360), (320, 682322), (328, 665680), (410, 532544), (424, 514960), (530, 411968), (628, 347680), (640, 341161), (656, 332840), (785, 278144), (820, 266272), (848, 257480), (1060, 205984), (1256, 173840), (1312, 166420), (1570, 139072), (1640, 133136), (1696, 128740), (2120, 102992), (2173, 100480), (2512, 86920), (2624, 83210), (3140, 69536), (3280, 66568), (3392, 64370), (4240, 51496), (4346, 50240), (5024, 43460), (5248, 41605), (6280, 34768), (6437, 33920), (6560, 33284), (6784, 32185), (8321, 26240), (8480, 25748), (8692, 25120), (10048, 21730), (10865, 20096), (12560, 17384), (12874, 16960), (13120, 16642)]