918231408

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:288

約数の個数: 240

約数和(自身を含む): 2827319040

約数和(自身を除く): 1909087632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 41, 48, 58, 62, 72, 82, 87, 93, 116, 123, 124, 144, 164, 173, 174, 186, 232, 246, 248, 261, 279, 328, 346, 348, 369, 372, 464, 492, 496, 519, 522, 558, 656, 692, 696, 738, 744, 899, 984, 1038, 1044, 1116, 1189, 1271, 1384, 1392, 1476, 1488, 1557, 1798, 1968, 2076, 2088, 2232, 2378, 2542, 2697, 2768, 2952, 3114, 3567, 3596, 3813, 4152, 4176, 4464, 4756, 5017, 5084, 5363, 5394, 5904, 6228, 7093, 7134, 7192, 7626, 8091, 8304, 9512, 10034, 10168, 10701, 10726, 10788, 11439, 12456, 14186, 14268, 14384, 15051, 15252, 16089, 16182, 19024, 20068, 20336, 21279, 21402, 21452, 21576, 22878, 24912, 28372, 28536, 30102, 30504, 32178, 32364, 36859, 40136, 42558, 42804, 42904, 43152, 45153, 45756, 48267, 56744, 57072, 60204, 61008, 63837, 64356, 64728, 73718, 80272, 85116, 85608, 85808, 90306, 91512, 96534, 110577, 113488, 120408, 127674, 128712, 129456, 147436, 155527, 170232, 171216, 180612, 183024, 193068, 205697, 219883, 221154, 240816, 255348, 257424, 294872, 311054, 331731, 340464, 361224, 386136, 411394, 439766, 442308, 466581, 510696, 589744, 617091, 622108, 659649, 663462, 722448, 772272, 822788, 879532, 884616, 933162, 1021392, 1234182, 1244216, 1319298, 1326924, 1399743, 1645576, 1759064, 1769232, 1851273, 1866324, 1978947, 2468364, 2488432, 2638596, 2653848, 2799486, 3291152, 3518128, 3702546, 3732648, 3957894, 4936728, 5277192, 5307696, 5598972, 6376607, 7405092, 7465296, 7915788, 9873456, 10554384, 11197944, 12753214, 14810184, 15831576, 19129821, 22395888, 25506428, 29620368, 31663152, 38259642, 51012856, 57389463, 76519284, 102025712, 114778926, 153038568, 229557852, 306077136, 459115704, 918231408]

約数ペア:

[(1, 918231408), (2, 459115704), (3, 306077136), (4, 229557852), (6, 153038568), (8, 114778926), (9, 102025712), (12, 76519284), (16, 57389463), (18, 51012856), (24, 38259642), (29, 31663152), (31, 29620368), (36, 25506428), (41, 22395888), (48, 19129821), (58, 15831576), (62, 14810184), (72, 12753214), (82, 11197944), (87, 10554384), (93, 9873456), (116, 7915788), (123, 7465296), (124, 7405092), (144, 6376607), (164, 5598972), (173, 5307696), (174, 5277192), (186, 4936728), (232, 3957894), (246, 3732648), (248, 3702546), (261, 3518128), (279, 3291152), (328, 2799486), (346, 2653848), (348, 2638596), (369, 2488432), (372, 2468364), (464, 1978947), (492, 1866324), (496, 1851273), (519, 1769232), (522, 1759064), (558, 1645576), (656, 1399743), (692, 1326924), (696, 1319298), (738, 1244216), (744, 1234182), (899, 1021392), (984, 933162), (1038, 884616), (1044, 879532), (1116, 822788), (1189, 772272), (1271, 722448), (1384, 663462), (1392, 659649), (1476, 622108), (1488, 617091), (1557, 589744), (1798, 510696), (1968, 466581), (2076, 442308), (2088, 439766), (2232, 411394), (2378, 386136), (2542, 361224), (2697, 340464), (2768, 331731), (2952, 311054), (3114, 294872), (3567, 257424), (3596, 255348), (3813, 240816), (4152, 221154), (4176, 219883), (4464, 205697), (4756, 193068), (5017, 183024), (5084, 180612), (5363, 171216), (5394, 170232), (5904, 155527), (6228, 147436), (7093, 129456), (7134, 128712), (7192, 127674), (7626, 120408), (8091, 113488), (8304, 110577), (9512, 96534), (10034, 91512), (10168, 90306), (10701, 85808), (10726, 85608), (10788, 85116), (11439, 80272), (12456, 73718), (14186, 64728), (14268, 64356), (14384, 63837), (15051, 61008), (15252, 60204), (16089, 57072), (16182, 56744), (19024, 48267), (20068, 45756), (20336, 45153), (21279, 43152), (21402, 42904), (21452, 42804), (21576, 42558), (22878, 40136), (24912, 36859), (28372, 32364), (28536, 32178), (30102, 30504)]