216496280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5407}}^1$

素因数の和:5449

約数の個数: 128

約数和(自身を含む): 654151680

約数和(自身を除く): 437655400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3640, 4004, 5005, 5407, 5720, 8008, 10010, 10814, 20020, 21628, 27035, 37849, 40040, 43256, 54070, 59477, 70291, 75698, 108140, 118954, 140582, 151396, 189245, 216280, 237908, 281164, 297385, 302792, 351455, 378490, 416339, 475816, 492037, 562328, 594770, 702910, 756980, 773201, 832678, 984074, 1189540, 1405820, 1513960, 1546402, 1665356, 1968148, 2081695, 2379080, 2460185, 2811640, 3092804, 3330712, 3866005, 3936296, 4163390, 4920370, 5412407, 6185608, 7732010, 8326780, 9840740, 10824814, 15464020, 16653560, 19681480, 21649628, 27062035, 30928040, 43299256, 54124070, 108248140, 216496280]

約数ペア:

[(1, 216496280), (2, 108248140), (4, 54124070), (5, 43299256), (7, 30928040), (8, 27062035), (10, 21649628), (11, 19681480), (13, 16653560), (14, 15464020), (20, 10824814), (22, 9840740), (26, 8326780), (28, 7732010), (35, 6185608), (40, 5412407), (44, 4920370), (52, 4163390), (55, 3936296), (56, 3866005), (65, 3330712), (70, 3092804), (77, 2811640), (88, 2460185), (91, 2379080), (104, 2081695), (110, 1968148), (130, 1665356), (140, 1546402), (143, 1513960), (154, 1405820), (182, 1189540), (220, 984074), (260, 832678), (280, 773201), (286, 756980), (308, 702910), (364, 594770), (385, 562328), (440, 492037), (455, 475816), (520, 416339), (572, 378490), (616, 351455), (715, 302792), (728, 297385), (770, 281164), (910, 237908), (1001, 216280), (1144, 189245), (1430, 151396), (1540, 140582), (1820, 118954), (2002, 108140), (2860, 75698), (3080, 70291), (3640, 59477), (4004, 54070), (5005, 43256), (5407, 40040), (5720, 37849), (8008, 27035), (10010, 21628), (10814, 20020)]