404101120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 1069286400

約数和(自身を除く): 665185280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 67, 76, 80, 95, 124, 128, 134, 152, 155, 160, 190, 248, 256, 268, 304, 310, 320, 335, 380, 496, 512, 536, 589, 608, 620, 640, 670, 760, 992, 1024, 1072, 1178, 1216, 1240, 1273, 1280, 1340, 1520, 1984, 2048, 2077, 2144, 2356, 2432, 2480, 2546, 2560, 2680, 2945, 3040, 3968, 4154, 4288, 4712, 4864, 4960, 5092, 5120, 5360, 5890, 6080, 6365, 7936, 8308, 8576, 9424, 9728, 9920, 10184, 10240, 10385, 10720, 11780, 12160, 12730, 15872, 16616, 17152, 18848, 19456, 19840, 20368, 20770, 21440, 23560, 24320, 25460, 31744, 33232, 34304, 37696, 38912, 39463, 39680, 40736, 41540, 42880, 47120, 48640, 50920, 63488, 66464, 68608, 75392, 78926, 79360, 81472, 83080, 85760, 94240, 97280, 101840, 132928, 137216, 150784, 157852, 158720, 162944, 166160, 171520, 188480, 194560, 197315, 203680, 265856, 301568, 315704, 317440, 325888, 332320, 343040, 376960, 394630, 407360, 531712, 603136, 631408, 651776, 664640, 686080, 753920, 789260, 814720, 1063424, 1206272, 1262816, 1303552, 1329280, 1507840, 1578520, 1629440, 2126848, 2525632, 2607104, 2658560, 3015680, 3157040, 3258880, 4253696, 5051264, 5317120, 6031360, 6314080, 6517760, 10102528, 10634240, 12628160, 13035520, 20205056, 21268480, 25256320, 40410112, 50512640, 80820224, 101025280, 202050560, 404101120]

約数ペア:

[(1, 404101120), (2, 202050560), (4, 101025280), (5, 80820224), (8, 50512640), (10, 40410112), (16, 25256320), (19, 21268480), (20, 20205056), (31, 13035520), (32, 12628160), (38, 10634240), (40, 10102528), (62, 6517760), (64, 6314080), (67, 6031360), (76, 5317120), (80, 5051264), (95, 4253696), (124, 3258880), (128, 3157040), (134, 3015680), (152, 2658560), (155, 2607104), (160, 2525632), (190, 2126848), (248, 1629440), (256, 1578520), (268, 1507840), (304, 1329280), (310, 1303552), (320, 1262816), (335, 1206272), (380, 1063424), (496, 814720), (512, 789260), (536, 753920), (589, 686080), (608, 664640), (620, 651776), (640, 631408), (670, 603136), (760, 531712), (992, 407360), (1024, 394630), (1072, 376960), (1178, 343040), (1216, 332320), (1240, 325888), (1273, 317440), (1280, 315704), (1340, 301568), (1520, 265856), (1984, 203680), (2048, 197315), (2077, 194560), (2144, 188480), (2356, 171520), (2432, 166160), (2480, 162944), (2546, 158720), (2560, 157852), (2680, 150784), (2945, 137216), (3040, 132928), (3968, 101840), (4154, 97280), (4288, 94240), (4712, 85760), (4864, 83080), (4960, 81472), (5092, 79360), (5120, 78926), (5360, 75392), (5890, 68608), (6080, 66464), (6365, 63488), (7936, 50920), (8308, 48640), (8576, 47120), (9424, 42880), (9728, 41540), (9920, 40736), (10184, 39680), (10240, 39463), (10385, 38912), (10720, 37696), (11780, 34304), (12160, 33232), (12730, 31744), (15872, 25460), (16616, 24320), (17152, 23560), (18848, 21440), (19456, 20770), (19840, 20368)]