489838440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1512

約数の個数: 256

約数和(自身を含む): 1868267520

約数和(自身を除く): 1378429080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1447, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2418, 2604, 2730, 2821, 2894, 3224, 3255, 3640, 3720, 4030, 4340, 4341, 4836, 5208, 5460, 5642, 5788, 6045, 6510, 7235, 8060, 8463, 8680, 8682, 9672, 10129, 10920, 11284, 11576, 12090, 13020, 14105, 14470, 16120, 16926, 17364, 18811, 20258, 21705, 22568, 24180, 26040, 28210, 28940, 30387, 33852, 34728, 37622, 40516, 42315, 43410, 44857, 48360, 50645, 56420, 56433, 57880, 60774, 67704, 75244, 81032, 84630, 86820, 89714, 94055, 101290, 112840, 112866, 121548, 131677, 134571, 150488, 151935, 169260, 173640, 179428, 188110, 202580, 224285, 225732, 243096, 263354, 269142, 282165, 303870, 313999, 338520, 358856, 376220, 395031, 405160, 448570, 451464, 526708, 538284, 564330, 583141, 607740, 627998, 658385, 672855, 752440, 790062, 897140, 941997, 1053416, 1076568, 1128660, 1166282, 1215480, 1255996, 1316770, 1345710, 1569995, 1580124, 1749423, 1794280, 1883994, 1975155, 2257320, 2332564, 2511992, 2633540, 2691420, 2915705, 3139990, 3160248, 3498846, 3767988, 3950310, 4081987, 4665128, 4709985, 5267080, 5382840, 5831410, 6279980, 6997692, 7535976, 7900620, 8163974, 8747115, 9419970, 11662820, 12245961, 12559960, 13995384, 15801240, 16327948, 17494230, 18839940, 20409935, 23325640, 24491922, 32655896, 34988460, 37679880, 40819870, 48983844, 61229805, 69976920, 81639740, 97967688, 122459610, 163279480, 244919220, 489838440]

約数ペア:

[(1, 489838440), (2, 244919220), (3, 163279480), (4, 122459610), (5, 97967688), (6, 81639740), (7, 69976920), (8, 61229805), (10, 48983844), (12, 40819870), (13, 37679880), (14, 34988460), (15, 32655896), (20, 24491922), (21, 23325640), (24, 20409935), (26, 18839940), (28, 17494230), (30, 16327948), (31, 15801240), (35, 13995384), (39, 12559960), (40, 12245961), (42, 11662820), (52, 9419970), (56, 8747115), (60, 8163974), (62, 7900620), (65, 7535976), (70, 6997692), (78, 6279980), (84, 5831410), (91, 5382840), (93, 5267080), (104, 4709985), (105, 4665128), (120, 4081987), (124, 3950310), (130, 3767988), (140, 3498846), (155, 3160248), (156, 3139990), (168, 2915705), (182, 2691420), (186, 2633540), (195, 2511992), (210, 2332564), (217, 2257320), (248, 1975155), (260, 1883994), (273, 1794280), (280, 1749423), (310, 1580124), (312, 1569995), (364, 1345710), (372, 1316770), (390, 1255996), (403, 1215480), (420, 1166282), (434, 1128660), (455, 1076568), (465, 1053416), (520, 941997), (546, 897140), (620, 790062), (651, 752440), (728, 672855), (744, 658385), (780, 627998), (806, 607740), (840, 583141), (868, 564330), (910, 538284), (930, 526708), (1085, 451464), (1092, 448570), (1209, 405160), (1240, 395031), (1302, 376220), (1365, 358856), (1447, 338520), (1560, 313999), (1612, 303870), (1736, 282165), (1820, 269142), (1860, 263354), (2015, 243096), (2170, 225732), (2184, 224285), (2418, 202580), (2604, 188110), (2730, 179428), (2821, 173640), (2894, 169260), (3224, 151935), (3255, 150488), (3640, 134571), (3720, 131677), (4030, 121548), (4340, 112866), (4341, 112840), (4836, 101290), (5208, 94055), (5460, 89714), (5642, 86820), (5788, 84630), (6045, 81032), (6510, 75244), (7235, 67704), (8060, 60774), (8463, 57880), (8680, 56433), (8682, 56420), (9672, 50645), (10129, 48360), (10920, 44857), (11284, 43410), (11576, 42315), (12090, 40516), (13020, 37622), (14105, 34728), (14470, 33852), (16120, 30387), (16926, 28940), (17364, 28210), (18811, 26040), (20258, 24180), (21705, 22568)]