490985880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7591}}^1$

素因数の和:7630

約数の個数: 192

約数和(自身を含む): 1869454080

約数和(自身を除く): 1378468200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 294, 308, 330, 385, 392, 420, 440, 462, 490, 539, 588, 616, 660, 735, 770, 840, 924, 980, 1078, 1155, 1176, 1320, 1470, 1540, 1617, 1848, 1960, 2156, 2310, 2695, 2940, 3080, 3234, 4312, 4620, 5390, 5880, 6468, 7591, 8085, 9240, 10780, 12936, 15182, 16170, 21560, 22773, 30364, 32340, 37955, 45546, 53137, 60728, 64680, 75910, 83501, 91092, 106274, 113865, 151820, 159411, 167002, 182184, 212548, 227730, 250503, 265685, 303640, 318822, 334004, 371959, 417505, 425096, 455460, 501006, 531370, 584507, 637644, 668008, 743918, 797055, 835010, 910920, 1002012, 1062740, 1115877, 1169014, 1252515, 1275288, 1487836, 1594110, 1670020, 1753521, 1859795, 2004024, 2125480, 2231754, 2338028, 2505030, 2922535, 2975672, 3188220, 3340040, 3507042, 3719590, 4091549, 4463508, 4676056, 5010060, 5579385, 5845070, 6376440, 7014084, 7439180, 8183098, 8767605, 8927016, 10020120, 11158770, 11690140, 12274647, 14028168, 14878360, 16366196, 17535210, 20457745, 22317540, 23380280, 24549294, 32732392, 35070420, 40915490, 44635080, 49098588, 61373235, 70140840, 81830980, 98197176, 122746470, 163661960, 245492940, 490985880]

約数ペア:

[(1, 490985880), (2, 245492940), (3, 163661960), (4, 122746470), (5, 98197176), (6, 81830980), (7, 70140840), (8, 61373235), (10, 49098588), (11, 44635080), (12, 40915490), (14, 35070420), (15, 32732392), (20, 24549294), (21, 23380280), (22, 22317540), (24, 20457745), (28, 17535210), (30, 16366196), (33, 14878360), (35, 14028168), (40, 12274647), (42, 11690140), (44, 11158770), (49, 10020120), (55, 8927016), (56, 8767605), (60, 8183098), (66, 7439180), (70, 7014084), (77, 6376440), (84, 5845070), (88, 5579385), (98, 5010060), (105, 4676056), (110, 4463508), (120, 4091549), (132, 3719590), (140, 3507042), (147, 3340040), (154, 3188220), (165, 2975672), (168, 2922535), (196, 2505030), (210, 2338028), (220, 2231754), (231, 2125480), (245, 2004024), (264, 1859795), (280, 1753521), (294, 1670020), (308, 1594110), (330, 1487836), (385, 1275288), (392, 1252515), (420, 1169014), (440, 1115877), (462, 1062740), (490, 1002012), (539, 910920), (588, 835010), (616, 797055), (660, 743918), (735, 668008), (770, 637644), (840, 584507), (924, 531370), (980, 501006), (1078, 455460), (1155, 425096), (1176, 417505), (1320, 371959), (1470, 334004), (1540, 318822), (1617, 303640), (1848, 265685), (1960, 250503), (2156, 227730), (2310, 212548), (2695, 182184), (2940, 167002), (3080, 159411), (3234, 151820), (4312, 113865), (4620, 106274), (5390, 91092), (5880, 83501), (6468, 75910), (7591, 64680), (8085, 60728), (9240, 53137), (10780, 45546), (12936, 37955), (15182, 32340), (16170, 30364), (21560, 22773)]