20105385240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1093}}^1$

素因数の和:1322

約数の個数: 256

約数和(自身を含む): 65333329920

約数和(自身を除く): 45227944680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 71, 85, 102, 120, 127, 136, 142, 170, 204, 213, 254, 255, 284, 340, 355, 381, 408, 426, 508, 510, 568, 635, 680, 710, 762, 852, 1016, 1020, 1065, 1093, 1207, 1270, 1420, 1524, 1704, 1905, 2040, 2130, 2159, 2186, 2414, 2540, 2840, 3048, 3279, 3621, 3810, 4260, 4318, 4372, 4828, 5080, 5465, 6035, 6477, 6558, 7242, 7620, 8520, 8636, 8744, 9017, 9656, 10795, 10930, 12070, 12954, 13116, 14484, 15240, 16395, 17272, 18034, 18105, 18581, 21590, 21860, 24140, 25908, 26232, 27051, 28968, 32385, 32790, 36068, 36210, 37162, 43180, 43720, 45085, 48280, 51816, 54102, 55743, 64770, 65580, 72136, 72420, 74324, 77603, 86360, 90170, 92905, 108204, 111486, 129540, 131160, 135255, 138811, 144840, 148648, 153289, 155206, 180340, 185810, 216408, 222972, 232809, 259080, 270510, 277622, 278715, 306578, 310412, 360680, 371620, 388015, 416433, 445944, 459867, 465618, 541020, 555244, 557430, 613156, 620824, 694055, 743240, 766445, 776030, 832866, 919734, 931236, 1082040, 1110488, 1114860, 1164045, 1226312, 1319251, 1388110, 1532890, 1552060, 1665732, 1839468, 1862472, 2082165, 2229720, 2299335, 2328090, 2359787, 2638502, 2776220, 3065780, 3104120, 3331464, 3678936, 3957753, 4164330, 4598670, 4656180, 4719574, 5277004, 5552440, 6131560, 6596255, 7079361, 7915506, 8328660, 9197340, 9312360, 9439148, 9855581, 10554008, 11798935, 13192510, 14158722, 15831012, 16657320, 18394680, 18878296, 19711162, 19788765, 23597870, 26385020, 28317444, 29566743, 31662024, 35396805, 39422324, 39577530, 47195740, 49277905, 52770040, 56634888, 59133486, 70793610, 78844648, 79155060, 94391480, 98555810, 118266972, 141587220, 147833715, 158310120, 167544877, 197111620, 236533944, 283174440, 295667430, 335089754, 394223240, 502634631, 591334860, 670179508, 837724385, 1005269262, 1182669720, 1340359016, 1675448770, 2010538524, 2513173155, 3350897540, 4021077048, 5026346310, 6701795080, 10052692620, 20105385240]

約数ペア:

[(1, 20105385240), (2, 10052692620), (3, 6701795080), (4, 5026346310), (5, 4021077048), (6, 3350897540), (8, 2513173155), (10, 2010538524), (12, 1675448770), (15, 1340359016), (17, 1182669720), (20, 1005269262), (24, 837724385), (30, 670179508), (34, 591334860), (40, 502634631), (51, 394223240), (60, 335089754), (68, 295667430), (71, 283174440), (85, 236533944), (102, 197111620), (120, 167544877), (127, 158310120), (136, 147833715), (142, 141587220), (170, 118266972), (204, 98555810), (213, 94391480), (254, 79155060), (255, 78844648), (284, 70793610), (340, 59133486), (355, 56634888), (381, 52770040), (408, 49277905), (426, 47195740), (508, 39577530), (510, 39422324), (568, 35396805), (635, 31662024), (680, 29566743), (710, 28317444), (762, 26385020), (852, 23597870), (1016, 19788765), (1020, 19711162), (1065, 18878296), (1093, 18394680), (1207, 16657320), (1270, 15831012), (1420, 14158722), (1524, 13192510), (1704, 11798935), (1905, 10554008), (2040, 9855581), (2130, 9439148), (2159, 9312360), (2186, 9197340), (2414, 8328660), (2540, 7915506), (2840, 7079361), (3048, 6596255), (3279, 6131560), (3621, 5552440), (3810, 5277004), (4260, 4719574), (4318, 4656180), (4372, 4598670), (4828, 4164330), (5080, 3957753), (5465, 3678936), (6035, 3331464), (6477, 3104120), (6558, 3065780), (7242, 2776220), (7620, 2638502), (8520, 2359787), (8636, 2328090), (8744, 2299335), (9017, 2229720), (9656, 2082165), (10795, 1862472), (10930, 1839468), (12070, 1665732), (12954, 1552060), (13116, 1532890), (14484, 1388110), (15240, 1319251), (16395, 1226312), (17272, 1164045), (18034, 1114860), (18105, 1110488), (18581, 1082040), (21590, 931236), (21860, 919734), (24140, 832866), (25908, 776030), (26232, 766445), (27051, 743240), (28968, 694055), (32385, 620824), (32790, 613156), (36068, 557430), (36210, 555244), (37162, 541020), (43180, 465618), (43720, 459867), (45085, 445944), (48280, 416433), (51816, 388015), (54102, 371620), (55743, 360680), (64770, 310412), (65580, 306578), (72136, 278715), (72420, 277622), (74324, 270510), (77603, 259080), (86360, 232809), (90170, 222972), (92905, 216408), (108204, 185810), (111486, 180340), (129540, 155206), (131160, 153289), (135255, 148648), (138811, 144840)]