1998248736

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:615

約数の個数: 192

約数和(自身を含む): 5915621376

約数和(自身を除く): 3917372640

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 61, 66, 67, 88, 96, 122, 132, 134, 176, 183, 201, 244, 264, 268, 352, 366, 402, 463, 488, 528, 536, 671, 732, 737, 804, 926, 976, 1056, 1072, 1342, 1389, 1464, 1474, 1608, 1852, 1952, 2013, 2144, 2211, 2684, 2778, 2928, 2948, 3216, 3704, 4026, 4087, 4422, 5093, 5368, 5556, 5856, 5896, 6432, 7408, 8052, 8174, 8844, 10186, 10736, 11112, 11792, 12261, 14816, 15279, 16104, 16348, 17688, 20372, 21472, 22224, 23584, 24522, 28243, 30558, 31021, 32208, 32696, 35376, 40744, 44448, 44957, 49044, 56486, 61116, 62042, 64416, 65392, 70752, 81488, 84729, 89914, 93063, 98088, 112972, 122232, 124084, 130784, 134871, 162976, 169458, 179828, 186126, 196176, 225944, 244464, 248168, 269742, 310673, 338916, 341231, 359656, 372252, 392352, 451888, 488928, 496336, 539484, 621346, 677832, 682462, 719312, 744504, 903776, 932019, 992672, 1023693, 1078968, 1242692, 1355664, 1364924, 1438624, 1489008, 1864038, 1892281, 2047386, 2157936, 2485384, 2711328, 2729848, 2978016, 3728076, 3784562, 4094772, 4315872, 4970768, 5459696, 5676843, 7456152, 7569124, 8189544, 9941536, 10919392, 11353686, 14912304, 15138248, 16379088, 20815091, 22707372, 29824608, 30276496, 32758176, 41630182, 45414744, 60552992, 62445273, 83260364, 90829488, 124890546, 166520728, 181658976, 249781092, 333041456, 499562184, 666082912, 999124368, 1998248736]

約数ペア:

[(1, 1998248736), (2, 999124368), (3, 666082912), (4, 499562184), (6, 333041456), (8, 249781092), (11, 181658976), (12, 166520728), (16, 124890546), (22, 90829488), (24, 83260364), (32, 62445273), (33, 60552992), (44, 45414744), (48, 41630182), (61, 32758176), (66, 30276496), (67, 29824608), (88, 22707372), (96, 20815091), (122, 16379088), (132, 15138248), (134, 14912304), (176, 11353686), (183, 10919392), (201, 9941536), (244, 8189544), (264, 7569124), (268, 7456152), (352, 5676843), (366, 5459696), (402, 4970768), (463, 4315872), (488, 4094772), (528, 3784562), (536, 3728076), (671, 2978016), (732, 2729848), (737, 2711328), (804, 2485384), (926, 2157936), (976, 2047386), (1056, 1892281), (1072, 1864038), (1342, 1489008), (1389, 1438624), (1464, 1364924), (1474, 1355664), (1608, 1242692), (1852, 1078968), (1952, 1023693), (2013, 992672), (2144, 932019), (2211, 903776), (2684, 744504), (2778, 719312), (2928, 682462), (2948, 677832), (3216, 621346), (3704, 539484), (4026, 496336), (4087, 488928), (4422, 451888), (5093, 392352), (5368, 372252), (5556, 359656), (5856, 341231), (5896, 338916), (6432, 310673), (7408, 269742), (8052, 248168), (8174, 244464), (8844, 225944), (10186, 196176), (10736, 186126), (11112, 179828), (11792, 169458), (12261, 162976), (14816, 134871), (15279, 130784), (16104, 124084), (16348, 122232), (17688, 112972), (20372, 98088), (21472, 93063), (22224, 89914), (23584, 84729), (24522, 81488), (28243, 70752), (30558, 65392), (31021, 64416), (32208, 62042), (32696, 61116), (35376, 56486), (40744, 49044), (44448, 44957)]