71312320

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 112

約数和(自身を含む): 184160160

約数和(自身を除く): 112847840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 148, 152, 160, 185, 190, 296, 304, 317, 320, 370, 380, 592, 608, 634, 703, 740, 760, 1184, 1216, 1268, 1406, 1480, 1520, 1585, 2368, 2536, 2812, 2960, 3040, 3170, 3515, 5072, 5624, 5920, 6023, 6080, 6340, 7030, 10144, 11248, 11729, 11840, 12046, 12680, 14060, 20288, 22496, 23458, 24092, 25360, 28120, 30115, 44992, 46916, 48184, 50720, 56240, 58645, 60230, 93832, 96368, 101440, 112480, 117290, 120460, 187664, 192736, 222851, 224960, 234580, 240920, 375328, 385472, 445702, 469160, 481840, 750656, 891404, 938320, 963680, 1114255, 1782808, 1876640, 1927360, 2228510, 3565616, 3753280, 4457020, 7131232, 8914040, 14262464, 17828080, 35656160, 71312320]

約数ペア:

[(1, 71312320), (2, 35656160), (4, 17828080), (5, 14262464), (8, 8914040), (10, 7131232), (16, 4457020), (19, 3753280), (20, 3565616), (32, 2228510), (37, 1927360), (38, 1876640), (40, 1782808), (64, 1114255), (74, 963680), (76, 938320), (80, 891404), (95, 750656), (148, 481840), (152, 469160), (160, 445702), (185, 385472), (190, 375328), (296, 240920), (304, 234580), (317, 224960), (320, 222851), (370, 192736), (380, 187664), (592, 120460), (608, 117290), (634, 112480), (703, 101440), (740, 96368), (760, 93832), (1184, 60230), (1216, 58645), (1268, 56240), (1406, 50720), (1480, 48184), (1520, 46916), (1585, 44992), (2368, 30115), (2536, 28120), (2812, 25360), (2960, 24092), (3040, 23458), (3170, 22496), (3515, 20288), (5072, 14060), (5624, 12680), (5920, 12046), (6023, 11840), (6080, 11729), (6340, 11248), (7030, 10144)]