20281729860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{1093}}^1\times {\mathrm{4909}}^1$

素因数の和:6027

約数の個数: 192

約数和(自身を含む): 72193497600

約数和(自身を除く): 51911767740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1093, 1260, 1890, 2186, 3279, 3780, 4372, 4909, 5465, 6558, 7651, 9818, 9837, 10930, 13116, 14727, 15302, 16395, 19636, 19674, 21860, 22953, 24545, 29454, 29511, 30604, 32790, 34363, 38255, 39348, 44181, 45906, 49090, 49185, 58908, 59022, 65580, 68726, 68859, 73635, 76510, 88362, 91812, 98180, 98370, 103089, 114765, 118044, 132543, 137452, 137718, 147270, 147555, 153020, 171815, 176724, 196740, 206178, 206577, 220905, 229530, 265086, 275436, 294540, 295110, 309267, 343630, 344295, 412356, 413154, 441810, 459060, 515445, 530172, 590220, 618534, 662715, 687260, 688590, 826308, 883620, 927801, 1030890, 1032885, 1237068, 1325430, 1377180, 1546335, 1855602, 2061780, 2065770, 2650860, 3092670, 3711204, 4131540, 4639005, 5365537, 6185340, 9278010, 10731074, 16096611, 18556020, 21462148, 26827685, 32193222, 37558759, 48289833, 53655370, 64386444, 75117518, 80483055, 96579666, 107310740, 112676277, 144869499, 150235036, 160966110, 187793795, 193159332, 225352554, 241449165, 289738998, 321932220, 338028831, 375587590, 450705108, 482898330, 563381385, 579477996, 676057662, 724347495, 751175180, 965796660, 1014086493, 1126762770, 1352115324, 1448694990, 1690144155, 2028172986, 2253525540, 2897389980, 3380288310, 4056345972, 5070432465, 6760576620, 10140864930, 20281729860]

約数ペア:

[(1, 20281729860), (2, 10140864930), (3, 6760576620), (4, 5070432465), (5, 4056345972), (6, 3380288310), (7, 2897389980), (9, 2253525540), (10, 2028172986), (12, 1690144155), (14, 1448694990), (15, 1352115324), (18, 1126762770), (20, 1014086493), (21, 965796660), (27, 751175180), (28, 724347495), (30, 676057662), (35, 579477996), (36, 563381385), (42, 482898330), (45, 450705108), (54, 375587590), (60, 338028831), (63, 321932220), (70, 289738998), (84, 241449165), (90, 225352554), (105, 193159332), (108, 187793795), (126, 160966110), (135, 150235036), (140, 144869499), (180, 112676277), (189, 107310740), (210, 96579666), (252, 80483055), (270, 75117518), (315, 64386444), (378, 53655370), (420, 48289833), (540, 37558759), (630, 32193222), (756, 26827685), (945, 21462148), (1093, 18556020), (1260, 16096611), (1890, 10731074), (2186, 9278010), (3279, 6185340), (3780, 5365537), (4372, 4639005), (4909, 4131540), (5465, 3711204), (6558, 3092670), (7651, 2650860), (9818, 2065770), (9837, 2061780), (10930, 1855602), (13116, 1546335), (14727, 1377180), (15302, 1325430), (16395, 1237068), (19636, 1032885), (19674, 1030890), (21860, 927801), (22953, 883620), (24545, 826308), (29454, 688590), (29511, 687260), (30604, 662715), (32790, 618534), (34363, 590220), (38255, 530172), (39348, 515445), (44181, 459060), (45906, 441810), (49090, 413154), (49185, 412356), (58908, 344295), (59022, 343630), (65580, 309267), (68726, 295110), (68859, 294540), (73635, 275436), (76510, 265086), (88362, 229530), (91812, 220905), (98180, 206577), (98370, 206178), (103089, 196740), (114765, 176724), (118044, 171815), (132543, 153020), (137452, 147555), (137718, 147270)]