318318400

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:361

約数の個数: 168

約数和(自身を含む): 849762080

約数和(自身を除く): 531443680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 37, 38, 40, 50, 64, 74, 76, 80, 95, 100, 148, 152, 160, 185, 190, 200, 283, 296, 304, 320, 370, 380, 400, 475, 566, 592, 608, 703, 740, 760, 800, 925, 950, 1132, 1184, 1216, 1406, 1415, 1480, 1520, 1600, 1850, 1900, 2264, 2368, 2812, 2830, 2960, 3040, 3515, 3700, 3800, 4528, 5377, 5624, 5660, 5920, 6080, 7030, 7075, 7400, 7600, 9056, 10471, 10754, 11248, 11320, 11840, 14060, 14150, 14800, 15200, 17575, 18112, 20942, 21508, 22496, 22640, 26885, 28120, 28300, 29600, 30400, 35150, 41884, 43016, 44992, 45280, 52355, 53770, 56240, 56600, 59200, 70300, 83768, 86032, 90560, 104710, 107540, 112480, 113200, 134425, 140600, 167536, 172064, 198949, 209420, 215080, 224960, 226400, 261775, 268850, 281200, 335072, 344128, 397898, 418840, 430160, 452800, 523550, 537700, 562400, 670144, 795796, 837680, 860320, 994745, 1047100, 1075400, 1124800, 1591592, 1675360, 1720640, 1989490, 2094200, 2150800, 3183184, 3350720, 3978980, 4188400, 4301600, 4973725, 6366368, 7957960, 8376800, 8603200, 9947450, 12732736, 15915920, 16753600, 19894900, 31831840, 39789800, 63663680, 79579600, 159159200, 318318400]

約数ペア:

[(1, 318318400), (2, 159159200), (4, 79579600), (5, 63663680), (8, 39789800), (10, 31831840), (16, 19894900), (19, 16753600), (20, 15915920), (25, 12732736), (32, 9947450), (37, 8603200), (38, 8376800), (40, 7957960), (50, 6366368), (64, 4973725), (74, 4301600), (76, 4188400), (80, 3978980), (95, 3350720), (100, 3183184), (148, 2150800), (152, 2094200), (160, 1989490), (185, 1720640), (190, 1675360), (200, 1591592), (283, 1124800), (296, 1075400), (304, 1047100), (320, 994745), (370, 860320), (380, 837680), (400, 795796), (475, 670144), (566, 562400), (592, 537700), (608, 523550), (703, 452800), (740, 430160), (760, 418840), (800, 397898), (925, 344128), (950, 335072), (1132, 281200), (1184, 268850), (1216, 261775), (1406, 226400), (1415, 224960), (1480, 215080), (1520, 209420), (1600, 198949), (1850, 172064), (1900, 167536), (2264, 140600), (2368, 134425), (2812, 113200), (2830, 112480), (2960, 107540), (3040, 104710), (3515, 90560), (3700, 86032), (3800, 83768), (4528, 70300), (5377, 59200), (5624, 56600), (5660, 56240), (5920, 53770), (6080, 52355), (7030, 45280), (7075, 44992), (7400, 43016), (7600, 41884), (9056, 35150), (10471, 30400), (10754, 29600), (11248, 28300), (11320, 28120), (11840, 26885), (14060, 22640), (14150, 22496), (14800, 21508), (15200, 20942), (17575, 18112)]