489990960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:836

約数の個数: 240

約数和(自身を含む): 1759530240

約数和(自身を除く): 1269539280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 31, 36, 40, 45, 48, 58, 60, 62, 72, 80, 87, 90, 93, 116, 120, 124, 144, 145, 155, 174, 180, 186, 232, 240, 248, 261, 279, 290, 310, 348, 360, 372, 435, 464, 465, 496, 522, 558, 580, 620, 696, 720, 744, 757, 870, 899, 930, 1044, 1116, 1160, 1240, 1305, 1392, 1395, 1488, 1514, 1740, 1798, 1860, 2088, 2232, 2271, 2320, 2480, 2610, 2697, 2790, 3028, 3480, 3596, 3720, 3785, 4176, 4464, 4495, 4542, 5220, 5394, 5580, 6056, 6813, 6960, 7192, 7440, 7570, 8091, 8990, 9084, 10440, 10788, 11160, 11355, 12112, 13485, 13626, 14384, 15140, 16182, 17980, 18168, 20880, 21576, 21953, 22320, 22710, 23467, 26970, 27252, 30280, 32364, 34065, 35960, 36336, 40455, 43152, 43906, 45420, 46934, 53940, 54504, 60560, 64728, 65859, 68130, 70401, 71920, 80910, 87812, 90840, 93868, 107880, 109008, 109765, 117335, 129456, 131718, 136260, 140802, 161820, 175624, 181680, 187736, 197577, 211203, 215760, 219530, 234670, 263436, 272520, 281604, 323640, 329295, 351248, 352005, 375472, 395154, 422406, 439060, 469340, 526872, 545040, 563208, 647280, 658590, 680543, 704010, 790308, 844812, 878120, 938680, 987885, 1053744, 1056015, 1126416, 1317180, 1361086, 1408020, 1580616, 1689624, 1756240, 1877360, 1975770, 2041629, 2112030, 2634360, 2722172, 2816040, 3161232, 3379248, 3402715, 3951540, 4083258, 4224060, 5268720, 5444344, 5632080, 6124887, 6805430, 7903080, 8166516, 8448120, 10208145, 10888688, 12249774, 13610860, 15806160, 16333032, 16896240, 20416290, 24499548, 27221720, 30624435, 32666064, 40832580, 48999096, 54443440, 61248870, 81665160, 97998192, 122497740, 163330320, 244995480, 489990960]

約数ペア:

[(1, 489990960), (2, 244995480), (3, 163330320), (4, 122497740), (5, 97998192), (6, 81665160), (8, 61248870), (9, 54443440), (10, 48999096), (12, 40832580), (15, 32666064), (16, 30624435), (18, 27221720), (20, 24499548), (24, 20416290), (29, 16896240), (30, 16333032), (31, 15806160), (36, 13610860), (40, 12249774), (45, 10888688), (48, 10208145), (58, 8448120), (60, 8166516), (62, 7903080), (72, 6805430), (80, 6124887), (87, 5632080), (90, 5444344), (93, 5268720), (116, 4224060), (120, 4083258), (124, 3951540), (144, 3402715), (145, 3379248), (155, 3161232), (174, 2816040), (180, 2722172), (186, 2634360), (232, 2112030), (240, 2041629), (248, 1975770), (261, 1877360), (279, 1756240), (290, 1689624), (310, 1580616), (348, 1408020), (360, 1361086), (372, 1317180), (435, 1126416), (464, 1056015), (465, 1053744), (496, 987885), (522, 938680), (558, 878120), (580, 844812), (620, 790308), (696, 704010), (720, 680543), (744, 658590), (757, 647280), (870, 563208), (899, 545040), (930, 526872), (1044, 469340), (1116, 439060), (1160, 422406), (1240, 395154), (1305, 375472), (1392, 352005), (1395, 351248), (1488, 329295), (1514, 323640), (1740, 281604), (1798, 272520), (1860, 263436), (2088, 234670), (2232, 219530), (2271, 215760), (2320, 211203), (2480, 197577), (2610, 187736), (2697, 181680), (2790, 175624), (3028, 161820), (3480, 140802), (3596, 136260), (3720, 131718), (3785, 129456), (4176, 117335), (4464, 109765), (4495, 109008), (4542, 107880), (5220, 93868), (5394, 90840), (5580, 87812), (6056, 80910), (6813, 71920), (6960, 70401), (7192, 68130), (7440, 65859), (7570, 64728), (8091, 60560), (8990, 54504), (9084, 53940), (10440, 46934), (10788, 45420), (11160, 43906), (11355, 43152), (12112, 40455), (13485, 36336), (13626, 35960), (14384, 34065), (15140, 32364), (16182, 30280), (17980, 27252), (18168, 26970), (20880, 23467), (21576, 22710), (21953, 22320)]