490243320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3413}}^1$

素因数の和:3459

約数の個数: 256

約数和(自身を含む): 1966464000

約数和(自身を除く): 1476220680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1596, 1710, 1890, 1995, 2052, 2280, 2394, 2520, 2565, 2660, 3192, 3413, 3420, 3591, 3780, 3990, 4104, 4788, 5130, 5320, 5985, 6826, 6840, 7182, 7560, 7980, 9576, 10239, 10260, 11970, 13652, 14364, 15960, 17065, 17955, 20478, 20520, 23891, 23940, 27304, 28728, 30717, 34130, 35910, 40956, 47782, 47880, 51195, 61434, 64847, 68260, 71673, 71820, 81912, 92151, 95564, 102390, 119455, 122868, 129694, 136520, 143346, 143640, 153585, 184302, 191128, 194541, 204780, 215019, 238910, 245736, 259388, 286692, 307170, 324235, 358365, 368604, 389082, 409560, 430038, 453929, 460755, 477820, 518776, 573384, 583623, 614340, 645057, 648470, 716730, 737208, 778164, 860076, 907858, 921510, 955640, 972705, 1075095, 1167246, 1228680, 1290114, 1296940, 1361787, 1433460, 1556328, 1720152, 1750869, 1815716, 1843020, 1945410, 2150190, 2269645, 2334492, 2580228, 2593880, 2723574, 2866920, 2918115, 3225285, 3501738, 3631432, 3686040, 3890820, 4085361, 4300380, 4539290, 4668984, 5160456, 5447148, 5836230, 6450570, 6808935, 7003476, 7781640, 8170722, 8600760, 8754345, 9078580, 10894296, 11672460, 12256083, 12901140, 13617870, 14006952, 16341444, 17508690, 18157160, 20426805, 23344920, 24512166, 25802280, 27235740, 32682888, 35017380, 40853610, 49024332, 54471480, 61280415, 70034760, 81707220, 98048664, 122560830, 163414440, 245121660, 490243320]

約数ペア:

[(1, 490243320), (2, 245121660), (3, 163414440), (4, 122560830), (5, 98048664), (6, 81707220), (7, 70034760), (8, 61280415), (9, 54471480), (10, 49024332), (12, 40853610), (14, 35017380), (15, 32682888), (18, 27235740), (19, 25802280), (20, 24512166), (21, 23344920), (24, 20426805), (27, 18157160), (28, 17508690), (30, 16341444), (35, 14006952), (36, 13617870), (38, 12901140), (40, 12256083), (42, 11672460), (45, 10894296), (54, 9078580), (56, 8754345), (57, 8600760), (60, 8170722), (63, 7781640), (70, 7003476), (72, 6808935), (76, 6450570), (84, 5836230), (90, 5447148), (95, 5160456), (105, 4668984), (108, 4539290), (114, 4300380), (120, 4085361), (126, 3890820), (133, 3686040), (135, 3631432), (140, 3501738), (152, 3225285), (168, 2918115), (171, 2866920), (180, 2723574), (189, 2593880), (190, 2580228), (210, 2334492), (216, 2269645), (228, 2150190), (252, 1945410), (266, 1843020), (270, 1815716), (280, 1750869), (285, 1720152), (315, 1556328), (342, 1433460), (360, 1361787), (378, 1296940), (380, 1290114), (399, 1228680), (420, 1167246), (456, 1075095), (504, 972705), (513, 955640), (532, 921510), (540, 907858), (570, 860076), (630, 778164), (665, 737208), (684, 716730), (756, 648470), (760, 645057), (798, 614340), (840, 583623), (855, 573384), (945, 518776), (1026, 477820), (1064, 460755), (1080, 453929), (1140, 430038), (1197, 409560), (1260, 389082), (1330, 368604), (1368, 358365), (1512, 324235), (1596, 307170), (1710, 286692), (1890, 259388), (1995, 245736), (2052, 238910), (2280, 215019), (2394, 204780), (2520, 194541), (2565, 191128), (2660, 184302), (3192, 153585), (3413, 143640), (3420, 143346), (3591, 136520), (3780, 129694), (3990, 122868), (4104, 119455), (4788, 102390), (5130, 95564), (5320, 92151), (5985, 81912), (6826, 71820), (6840, 71673), (7182, 68260), (7560, 64847), (7980, 61434), (9576, 51195), (10239, 47880), (10260, 47782), (11970, 40956), (13652, 35910), (14364, 34130), (15960, 30717), (17065, 28728), (17955, 27304), (20478, 23940), (20520, 23891)]