490675320

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 256

約数和(自身を含む): 1700352000

約数和(自身を除く): 1209676680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 79, 81, 90, 108, 120, 135, 142, 158, 162, 180, 213, 216, 237, 243, 270, 284, 316, 324, 355, 360, 395, 405, 426, 474, 486, 540, 568, 632, 639, 648, 710, 711, 729, 790, 810, 852, 948, 972, 1065, 1080, 1185, 1215, 1278, 1420, 1422, 1458, 1580, 1620, 1704, 1896, 1917, 1944, 2130, 2133, 2187, 2370, 2430, 2556, 2840, 2844, 2916, 3160, 3195, 3240, 3555, 3645, 3834, 4260, 4266, 4374, 4740, 4860, 5112, 5609, 5688, 5751, 5832, 6390, 6399, 7110, 7290, 7668, 8520, 8532, 8748, 9480, 9585, 9720, 10665, 10935, 11218, 11502, 12780, 12798, 14220, 14580, 15336, 16827, 17064, 17253, 17496, 19170, 19197, 21330, 21870, 22436, 23004, 25560, 25596, 28045, 28440, 28755, 29160, 31995, 33654, 34506, 38340, 38394, 42660, 43740, 44872, 46008, 50481, 51192, 51759, 56090, 57510, 57591, 63990, 67308, 69012, 76680, 76788, 84135, 85320, 86265, 87480, 95985, 100962, 103518, 112180, 115020, 115182, 127980, 134616, 138024, 151443, 153576, 155277, 168270, 172530, 172773, 191970, 201924, 207036, 224360, 230040, 230364, 252405, 255960, 258795, 287955, 302886, 310554, 336540, 345060, 345546, 383940, 403848, 414072, 454329, 460728, 504810, 517590, 575910, 605772, 621108, 673080, 690120, 691092, 757215, 767880, 776385, 863865, 908658, 1009620, 1035180, 1151820, 1211544, 1242216, 1362987, 1382184, 1514430, 1552770, 1727730, 1817316, 2019240, 2070360, 2271645, 2303640, 2725974, 3028860, 3105540, 3455460, 3634632, 4088961, 4543290, 5451948, 6057720, 6211080, 6814935, 6910920, 8177922, 9086580, 10903896, 12266883, 13629870, 16355844, 18173160, 20444805, 24533766, 27259740, 32711688, 40889610, 49067532, 54519480, 61334415, 81779220, 98135064, 122668830, 163558440, 245337660, 490675320]

約数ペア:

[(1, 490675320), (2, 245337660), (3, 163558440), (4, 122668830), (5, 98135064), (6, 81779220), (8, 61334415), (9, 54519480), (10, 49067532), (12, 40889610), (15, 32711688), (18, 27259740), (20, 24533766), (24, 20444805), (27, 18173160), (30, 16355844), (36, 13629870), (40, 12266883), (45, 10903896), (54, 9086580), (60, 8177922), (71, 6910920), (72, 6814935), (79, 6211080), (81, 6057720), (90, 5451948), (108, 4543290), (120, 4088961), (135, 3634632), (142, 3455460), (158, 3105540), (162, 3028860), (180, 2725974), (213, 2303640), (216, 2271645), (237, 2070360), (243, 2019240), (270, 1817316), (284, 1727730), (316, 1552770), (324, 1514430), (355, 1382184), (360, 1362987), (395, 1242216), (405, 1211544), (426, 1151820), (474, 1035180), (486, 1009620), (540, 908658), (568, 863865), (632, 776385), (639, 767880), (648, 757215), (710, 691092), (711, 690120), (729, 673080), (790, 621108), (810, 605772), (852, 575910), (948, 517590), (972, 504810), (1065, 460728), (1080, 454329), (1185, 414072), (1215, 403848), (1278, 383940), (1420, 345546), (1422, 345060), (1458, 336540), (1580, 310554), (1620, 302886), (1704, 287955), (1896, 258795), (1917, 255960), (1944, 252405), (2130, 230364), (2133, 230040), (2187, 224360), (2370, 207036), (2430, 201924), (2556, 191970), (2840, 172773), (2844, 172530), (2916, 168270), (3160, 155277), (3195, 153576), (3240, 151443), (3555, 138024), (3645, 134616), (3834, 127980), (4260, 115182), (4266, 115020), (4374, 112180), (4740, 103518), (4860, 100962), (5112, 95985), (5609, 87480), (5688, 86265), (5751, 85320), (5832, 84135), (6390, 76788), (6399, 76680), (7110, 69012), (7290, 67308), (7668, 63990), (8520, 57591), (8532, 57510), (8748, 56090), (9480, 51759), (9585, 51192), (9720, 50481), (10665, 46008), (10935, 44872), (11218, 43740), (11502, 42660), (12780, 38394), (12798, 38340), (14220, 34506), (14580, 33654), (15336, 31995), (16827, 29160), (17064, 28755), (17253, 28440), (17496, 28045), (19170, 25596), (19197, 25560), (21330, 23004), (21870, 22436)]