307748480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:866

約数の個数: 128

約数和(自身を含む): 810190080

約数和(自身を除く): 502441600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 160, 188, 208, 235, 260, 320, 376, 416, 470, 520, 611, 640, 752, 787, 832, 940, 1040, 1222, 1504, 1574, 1664, 1880, 2080, 2444, 3008, 3055, 3148, 3760, 3935, 4160, 4888, 6016, 6110, 6296, 7520, 7870, 8320, 9776, 10231, 12220, 12592, 15040, 15740, 19552, 20462, 24440, 25184, 30080, 31480, 36989, 39104, 40924, 48880, 50368, 51155, 62960, 73978, 78208, 81848, 97760, 100736, 102310, 125920, 147956, 163696, 184945, 195520, 204620, 251840, 295912, 327392, 369890, 391040, 409240, 480857, 503680, 591824, 654784, 739780, 818480, 961714, 1183648, 1309568, 1479560, 1636960, 1923428, 2367296, 2404285, 2959120, 3273920, 3846856, 4734592, 4808570, 5918240, 6547840, 7693712, 9617140, 11836480, 15387424, 19234280, 23672960, 30774848, 38468560, 61549696, 76937120, 153874240, 307748480]

約数ペア:

[(1, 307748480), (2, 153874240), (4, 76937120), (5, 61549696), (8, 38468560), (10, 30774848), (13, 23672960), (16, 19234280), (20, 15387424), (26, 11836480), (32, 9617140), (40, 7693712), (47, 6547840), (52, 5918240), (64, 4808570), (65, 4734592), (80, 3846856), (94, 3273920), (104, 2959120), (128, 2404285), (130, 2367296), (160, 1923428), (188, 1636960), (208, 1479560), (235, 1309568), (260, 1183648), (320, 961714), (376, 818480), (416, 739780), (470, 654784), (520, 591824), (611, 503680), (640, 480857), (752, 409240), (787, 391040), (832, 369890), (940, 327392), (1040, 295912), (1222, 251840), (1504, 204620), (1574, 195520), (1664, 184945), (1880, 163696), (2080, 147956), (2444, 125920), (3008, 102310), (3055, 100736), (3148, 97760), (3760, 81848), (3935, 78208), (4160, 73978), (4888, 62960), (6016, 51155), (6110, 50368), (6296, 48880), (7520, 40924), (7870, 39104), (8320, 36989), (9776, 31480), (10231, 30080), (12220, 25184), (12592, 24440), (15040, 20462), (15740, 19552)]