389680720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1541

約数の個数: 160

約数和(自身を含む): 1111428864

約数和(自身を除く): 721748144

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 80, 88, 92, 104, 110, 115, 130, 143, 176, 184, 208, 220, 230, 253, 260, 286, 299, 368, 440, 460, 506, 520, 572, 598, 715, 880, 920, 1012, 1040, 1144, 1196, 1265, 1430, 1481, 1495, 1840, 2024, 2288, 2392, 2530, 2860, 2962, 2990, 3289, 4048, 4784, 5060, 5720, 5924, 5980, 6578, 7405, 10120, 11440, 11848, 11960, 13156, 14810, 16291, 16445, 19253, 20240, 23696, 23920, 26312, 29620, 32582, 32890, 34063, 38506, 52624, 59240, 65164, 65780, 68126, 77012, 81455, 96265, 118480, 130328, 131560, 136252, 154024, 162910, 170315, 192530, 211783, 260656, 263120, 272504, 308048, 325820, 340630, 374693, 385060, 423566, 442819, 545008, 651640, 681260, 749386, 770120, 847132, 885638, 1058915, 1303280, 1362520, 1498772, 1540240, 1694264, 1771276, 1873465, 2117830, 2214095, 2725040, 2997544, 3388528, 3542552, 3746930, 4235660, 4428190, 4871009, 5995088, 7085104, 7493860, 8471320, 8856380, 9742018, 14987720, 16942640, 17712760, 19484036, 24355045, 29975440, 35425520, 38968072, 48710090, 77936144, 97420180, 194840360, 389680720]

約数ペア:

[(1, 389680720), (2, 194840360), (4, 97420180), (5, 77936144), (8, 48710090), (10, 38968072), (11, 35425520), (13, 29975440), (16, 24355045), (20, 19484036), (22, 17712760), (23, 16942640), (26, 14987720), (40, 9742018), (44, 8856380), (46, 8471320), (52, 7493860), (55, 7085104), (65, 5995088), (80, 4871009), (88, 4428190), (92, 4235660), (104, 3746930), (110, 3542552), (115, 3388528), (130, 2997544), (143, 2725040), (176, 2214095), (184, 2117830), (208, 1873465), (220, 1771276), (230, 1694264), (253, 1540240), (260, 1498772), (286, 1362520), (299, 1303280), (368, 1058915), (440, 885638), (460, 847132), (506, 770120), (520, 749386), (572, 681260), (598, 651640), (715, 545008), (880, 442819), (920, 423566), (1012, 385060), (1040, 374693), (1144, 340630), (1196, 325820), (1265, 308048), (1430, 272504), (1481, 263120), (1495, 260656), (1840, 211783), (2024, 192530), (2288, 170315), (2392, 162910), (2530, 154024), (2860, 136252), (2962, 131560), (2990, 130328), (3289, 118480), (4048, 96265), (4784, 81455), (5060, 77012), (5720, 68126), (5924, 65780), (5980, 65164), (6578, 59240), (7405, 52624), (10120, 38506), (11440, 34063), (11848, 32890), (11960, 32582), (13156, 29620), (14810, 26312), (16291, 23920), (16445, 23696), (19253, 20240)]