408077440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:982

約数の個数: 128

約数和(自身を含む): 1055822400

約数和(自身を除く): 647744960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 128, 148, 152, 160, 185, 190, 296, 304, 320, 370, 380, 592, 608, 640, 703, 740, 760, 907, 1184, 1216, 1406, 1480, 1520, 1814, 2368, 2432, 2812, 2960, 3040, 3515, 3628, 4535, 4736, 5624, 5920, 6080, 7030, 7256, 9070, 11248, 11840, 12160, 14060, 14512, 17233, 18140, 22496, 23680, 28120, 29024, 33559, 34466, 36280, 44992, 56240, 58048, 67118, 68932, 72560, 86165, 89984, 112480, 116096, 134236, 137864, 145120, 167795, 172330, 224960, 268472, 275728, 290240, 335590, 344660, 449920, 536944, 551456, 580480, 637621, 671180, 689320, 1073888, 1102912, 1275242, 1342360, 1378640, 2147776, 2205824, 2550484, 2684720, 2757280, 3188105, 4295552, 5100968, 5369440, 5514560, 6376210, 10201936, 10738880, 11029120, 12752420, 20403872, 21477760, 25504840, 40807744, 51009680, 81615488, 102019360, 204038720, 408077440]

約数ペア:

[(1, 408077440), (2, 204038720), (4, 102019360), (5, 81615488), (8, 51009680), (10, 40807744), (16, 25504840), (19, 21477760), (20, 20403872), (32, 12752420), (37, 11029120), (38, 10738880), (40, 10201936), (64, 6376210), (74, 5514560), (76, 5369440), (80, 5100968), (95, 4295552), (128, 3188105), (148, 2757280), (152, 2684720), (160, 2550484), (185, 2205824), (190, 2147776), (296, 1378640), (304, 1342360), (320, 1275242), (370, 1102912), (380, 1073888), (592, 689320), (608, 671180), (640, 637621), (703, 580480), (740, 551456), (760, 536944), (907, 449920), (1184, 344660), (1216, 335590), (1406, 290240), (1480, 275728), (1520, 268472), (1814, 224960), (2368, 172330), (2432, 167795), (2812, 145120), (2960, 137864), (3040, 134236), (3515, 116096), (3628, 112480), (4535, 89984), (4736, 86165), (5624, 72560), (5920, 68932), (6080, 67118), (7030, 58048), (7256, 56240), (9070, 44992), (11248, 36280), (11840, 34466), (12160, 33559), (14060, 29024), (14512, 28120), (17233, 23680), (18140, 22496)]