670186240

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1$

素因数の和:1678

約数の個数: 144

約数和(自身を含む): 1790298720

約数和(自身を除く): 1120112480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 256, 272, 304, 320, 323, 340, 380, 544, 608, 640, 646, 680, 760, 1088, 1216, 1280, 1292, 1360, 1520, 1615, 1621, 2176, 2432, 2584, 2720, 3040, 3230, 3242, 4352, 4864, 5168, 5440, 6080, 6460, 6484, 8105, 10336, 10880, 12160, 12920, 12968, 16210, 20672, 21760, 24320, 25840, 25936, 27557, 30799, 32420, 41344, 51680, 51872, 55114, 61598, 64840, 82688, 103360, 103744, 110228, 123196, 129680, 137785, 153995, 206720, 207488, 220456, 246392, 259360, 275570, 307990, 413440, 414976, 440912, 492784, 518720, 523583, 551140, 615980, 881824, 985568, 1037440, 1047166, 1102280, 1231960, 1763648, 1971136, 2074880, 2094332, 2204560, 2463920, 2617915, 3527296, 3942272, 4188664, 4409120, 4927840, 5235830, 7054592, 7884544, 8377328, 8818240, 9855680, 10471660, 16754656, 17636480, 19711360, 20943320, 33509312, 35272960, 39422720, 41886640, 67018624, 83773280, 134037248, 167546560, 335093120, 670186240]

約数ペア:

[(1, 670186240), (2, 335093120), (4, 167546560), (5, 134037248), (8, 83773280), (10, 67018624), (16, 41886640), (17, 39422720), (19, 35272960), (20, 33509312), (32, 20943320), (34, 19711360), (38, 17636480), (40, 16754656), (64, 10471660), (68, 9855680), (76, 8818240), (80, 8377328), (85, 7884544), (95, 7054592), (128, 5235830), (136, 4927840), (152, 4409120), (160, 4188664), (170, 3942272), (190, 3527296), (256, 2617915), (272, 2463920), (304, 2204560), (320, 2094332), (323, 2074880), (340, 1971136), (380, 1763648), (544, 1231960), (608, 1102280), (640, 1047166), (646, 1037440), (680, 985568), (760, 881824), (1088, 615980), (1216, 551140), (1280, 523583), (1292, 518720), (1360, 492784), (1520, 440912), (1615, 414976), (1621, 413440), (2176, 307990), (2432, 275570), (2584, 259360), (2720, 246392), (3040, 220456), (3230, 207488), (3242, 206720), (4352, 153995), (4864, 137785), (5168, 129680), (5440, 123196), (6080, 110228), (6460, 103744), (6484, 103360), (8105, 82688), (10336, 64840), (10880, 61598), (12160, 55114), (12920, 51872), (12968, 51680), (16210, 41344), (20672, 32420), (21760, 30799), (24320, 27557), (25840, 25936)]