19223820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 288

約数和(自身を含む): 77575680

約数和(自身を除く): 58351860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 28, 30, 33, 35, 36, 38, 42, 44, 45, 55, 57, 60, 63, 66, 70, 73, 76, 77, 84, 90, 95, 99, 105, 110, 114, 126, 132, 133, 140, 146, 154, 165, 171, 180, 190, 198, 209, 210, 219, 220, 228, 231, 252, 266, 285, 292, 308, 315, 330, 342, 365, 380, 385, 396, 399, 418, 420, 438, 462, 495, 511, 532, 570, 627, 630, 657, 660, 665, 684, 693, 730, 770, 798, 803, 836, 855, 876, 924, 990, 1022, 1045, 1095, 1140, 1155, 1197, 1254, 1260, 1314, 1330, 1386, 1387, 1460, 1463, 1533, 1540, 1596, 1606, 1710, 1881, 1980, 1995, 2044, 2090, 2190, 2310, 2394, 2409, 2508, 2555, 2628, 2660, 2772, 2774, 2926, 3066, 3135, 3212, 3285, 3420, 3465, 3762, 3990, 4015, 4161, 4180, 4380, 4389, 4599, 4620, 4788, 4818, 5110, 5548, 5621, 5852, 5985, 6132, 6270, 6570, 6930, 6935, 7227, 7315, 7524, 7665, 7980, 8030, 8322, 8778, 9198, 9405, 9636, 9709, 10220, 11242, 11970, 12045, 12483, 12540, 13140, 13167, 13860, 13870, 14454, 14630, 15257, 15330, 16060, 16644, 16863, 17556, 18396, 18810, 19418, 20805, 21945, 22484, 22995, 23940, 24090, 24966, 26334, 27740, 28105, 28908, 29127, 29260, 30514, 30660, 33726, 36135, 37620, 38836, 41610, 43890, 45771, 45990, 48180, 48545, 49932, 50589, 52668, 56210, 58254, 61028, 62415, 65835, 67452, 72270, 76285, 83220, 84315, 87381, 87780, 91542, 91980, 97090, 101178, 106799, 112420, 116508, 124830, 131670, 137313, 144540, 145635, 152570, 168630, 174762, 183084, 194180, 202356, 213598, 228855, 249660, 252945, 263340, 274626, 291270, 305140, 320397, 337260, 349524, 427196, 436905, 457710, 505890, 533995, 549252, 582540, 640794, 686565, 873810, 915420, 961191, 1011780, 1067990, 1281588, 1373130, 1601985, 1747620, 1922382, 2135980, 2746260, 3203970, 3844764, 4805955, 6407940, 9611910, 19223820]

約数ペア:

[(1, 19223820), (2, 9611910), (3, 6407940), (4, 4805955), (5, 3844764), (6, 3203970), (7, 2746260), (9, 2135980), (10, 1922382), (11, 1747620), (12, 1601985), (14, 1373130), (15, 1281588), (18, 1067990), (19, 1011780), (20, 961191), (21, 915420), (22, 873810), (28, 686565), (30, 640794), (33, 582540), (35, 549252), (36, 533995), (38, 505890), (42, 457710), (44, 436905), (45, 427196), (55, 349524), (57, 337260), (60, 320397), (63, 305140), (66, 291270), (70, 274626), (73, 263340), (76, 252945), (77, 249660), (84, 228855), (90, 213598), (95, 202356), (99, 194180), (105, 183084), (110, 174762), (114, 168630), (126, 152570), (132, 145635), (133, 144540), (140, 137313), (146, 131670), (154, 124830), (165, 116508), (171, 112420), (180, 106799), (190, 101178), (198, 97090), (209, 91980), (210, 91542), (219, 87780), (220, 87381), (228, 84315), (231, 83220), (252, 76285), (266, 72270), (285, 67452), (292, 65835), (308, 62415), (315, 61028), (330, 58254), (342, 56210), (365, 52668), (380, 50589), (385, 49932), (396, 48545), (399, 48180), (418, 45990), (420, 45771), (438, 43890), (462, 41610), (495, 38836), (511, 37620), (532, 36135), (570, 33726), (627, 30660), (630, 30514), (657, 29260), (660, 29127), (665, 28908), (684, 28105), (693, 27740), (730, 26334), (770, 24966), (798, 24090), (803, 23940), (836, 22995), (855, 22484), (876, 21945), (924, 20805), (990, 19418), (1022, 18810), (1045, 18396), (1095, 17556), (1140, 16863), (1155, 16644), (1197, 16060), (1254, 15330), (1260, 15257), (1314, 14630), (1330, 14454), (1386, 13870), (1387, 13860), (1460, 13167), (1463, 13140), (1533, 12540), (1540, 12483), (1596, 12045), (1606, 11970), (1710, 11242), (1881, 10220), (1980, 9709), (1995, 9636), (2044, 9405), (2090, 9198), (2190, 8778), (2310, 8322), (2394, 8030), (2409, 7980), (2508, 7665), (2555, 7524), (2628, 7315), (2660, 7227), (2772, 6935), (2774, 6930), (2926, 6570), (3066, 6270), (3135, 6132), (3212, 5985), (3285, 5852), (3420, 5621), (3465, 5548), (3762, 5110), (3990, 4818), (4015, 4788), (4161, 4620), (4180, 4599), (4380, 4389)]