1620053820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{653}}^1$

素因数の和:865

約数の個数: 288

約数和(自身を含む): 6170411520

約数和(自身を除く): 4550357700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 179, 180, 198, 210, 220, 231, 252, 308, 315, 330, 358, 385, 396, 420, 462, 495, 537, 630, 653, 660, 693, 716, 770, 895, 924, 990, 1074, 1155, 1253, 1260, 1306, 1386, 1540, 1611, 1790, 1959, 1969, 1980, 2148, 2310, 2506, 2612, 2685, 2772, 3222, 3265, 3465, 3580, 3759, 3918, 3938, 4571, 4620, 5012, 5370, 5877, 5907, 6265, 6444, 6530, 6930, 7183, 7518, 7836, 7876, 8055, 9142, 9795, 9845, 10740, 11277, 11754, 11814, 12530, 13060, 13713, 13783, 13860, 14366, 15036, 16110, 17721, 18284, 18795, 19590, 19690, 21549, 22554, 22855, 23508, 23628, 25060, 27426, 27566, 28732, 29385, 29535, 32220, 35442, 35915, 37590, 39180, 39380, 41139, 41349, 43098, 45108, 45710, 50281, 54852, 55132, 56385, 58770, 59070, 64647, 68565, 68915, 70884, 71830, 75180, 82278, 82698, 86196, 88605, 91420, 100562, 107745, 112770, 116887, 117540, 118140, 124047, 129294, 137130, 137830, 143660, 150843, 164556, 165396, 177210, 201124, 205695, 206745, 215490, 225540, 233774, 248094, 251405, 258588, 274260, 275660, 301686, 323235, 350661, 354420, 411390, 413490, 430980, 452529, 467548, 496188, 502810, 584435, 603372, 620235, 646470, 701322, 754215, 818209, 822780, 826980, 905058, 1005620, 1051983, 1168870, 1240470, 1285757, 1292940, 1402644, 1508430, 1636418, 1753305, 1810116, 2103966, 2262645, 2337740, 2454627, 2480940, 2571514, 3016860, 3272836, 3506610, 3857271, 4091045, 4207932, 4525290, 4909254, 5143028, 5259915, 6428785, 7013220, 7363881, 7714542, 8182090, 9000299, 9050580, 9818508, 10519830, 11571813, 12273135, 12857570, 14727762, 15429084, 16364180, 18000598, 19286355, 21039660, 23143626, 24546270, 25715140, 27000897, 29455524, 36001196, 36819405, 38572710, 45001495, 46287252, 49092540, 54001794, 57859065, 73638810, 77145420, 81002691, 90002990, 108003588, 115718130, 135004485, 147277620, 162005382, 180005980, 231436260, 270008970, 324010764, 405013455, 540017940, 810026910, 1620053820]

約数ペア:

[(1, 1620053820), (2, 810026910), (3, 540017940), (4, 405013455), (5, 324010764), (6, 270008970), (7, 231436260), (9, 180005980), (10, 162005382), (11, 147277620), (12, 135004485), (14, 115718130), (15, 108003588), (18, 90002990), (20, 81002691), (21, 77145420), (22, 73638810), (28, 57859065), (30, 54001794), (33, 49092540), (35, 46287252), (36, 45001495), (42, 38572710), (44, 36819405), (45, 36001196), (55, 29455524), (60, 27000897), (63, 25715140), (66, 24546270), (70, 23143626), (77, 21039660), (84, 19286355), (90, 18000598), (99, 16364180), (105, 15429084), (110, 14727762), (126, 12857570), (132, 12273135), (140, 11571813), (154, 10519830), (165, 9818508), (179, 9050580), (180, 9000299), (198, 8182090), (210, 7714542), (220, 7363881), (231, 7013220), (252, 6428785), (308, 5259915), (315, 5143028), (330, 4909254), (358, 4525290), (385, 4207932), (396, 4091045), (420, 3857271), (462, 3506610), (495, 3272836), (537, 3016860), (630, 2571514), (653, 2480940), (660, 2454627), (693, 2337740), (716, 2262645), (770, 2103966), (895, 1810116), (924, 1753305), (990, 1636418), (1074, 1508430), (1155, 1402644), (1253, 1292940), (1260, 1285757), (1306, 1240470), (1386, 1168870), (1540, 1051983), (1611, 1005620), (1790, 905058), (1959, 826980), (1969, 822780), (1980, 818209), (2148, 754215), (2310, 701322), (2506, 646470), (2612, 620235), (2685, 603372), (2772, 584435), (3222, 502810), (3265, 496188), (3465, 467548), (3580, 452529), (3759, 430980), (3918, 413490), (3938, 411390), (4571, 354420), (4620, 350661), (5012, 323235), (5370, 301686), (5877, 275660), (5907, 274260), (6265, 258588), (6444, 251405), (6530, 248094), (6930, 233774), (7183, 225540), (7518, 215490), (7836, 206745), (7876, 205695), (8055, 201124), (9142, 177210), (9795, 165396), (9845, 164556), (10740, 150843), (11277, 143660), (11754, 137830), (11814, 137130), (12530, 129294), (13060, 124047), (13713, 118140), (13783, 117540), (13860, 116887), (14366, 112770), (15036, 107745), (16110, 100562), (17721, 91420), (18284, 88605), (18795, 86196), (19590, 82698), (19690, 82278), (21549, 75180), (22554, 71830), (22855, 70884), (23508, 68915), (23628, 68565), (25060, 64647), (27426, 59070), (27566, 58770), (28732, 56385), (29385, 55132), (29535, 54852), (32220, 50281), (35442, 45710), (35915, 45108), (37590, 43098), (39180, 41349), (39380, 41139)]