191000320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{21317}}^1$

素因数の和:21345

約数の個数: 72

約数和(自身を含む): 522887904

約数和(自身を除く): 331887584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 21317, 42634, 85268, 106585, 149219, 170536, 213170, 298438, 341072, 426340, 596876, 682144, 746095, 852680, 1193752, 1364288, 1492190, 1705360, 2387504, 2728576, 2984380, 3410720, 4775008, 5457152, 5968760, 6821440, 9550016, 11937520, 13642880, 19100032, 23875040, 27285760, 38200064, 47750080, 95500160, 191000320]

約数ペア:

[(1, 191000320), (2, 95500160), (4, 47750080), (5, 38200064), (7, 27285760), (8, 23875040), (10, 19100032), (14, 13642880), (16, 11937520), (20, 9550016), (28, 6821440), (32, 5968760), (35, 5457152), (40, 4775008), (56, 3410720), (64, 2984380), (70, 2728576), (80, 2387504), (112, 1705360), (128, 1492190), (140, 1364288), (160, 1193752), (224, 852680), (256, 746095), (280, 682144), (320, 596876), (448, 426340), (560, 341072), (640, 298438), (896, 213170), (1120, 170536), (1280, 149219), (1792, 106585), (2240, 85268), (4480, 42634), (8960, 21317)]