388996440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:294

約数の個数: 256

約数和(自身を含む): 1393459200

約数和(自身を除く): 1004462760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 59, 60, 70, 84, 94, 105, 118, 120, 140, 141, 167, 168, 177, 188, 210, 235, 236, 280, 282, 295, 329, 334, 354, 376, 413, 420, 470, 472, 501, 564, 590, 658, 668, 705, 708, 826, 835, 840, 885, 940, 987, 1002, 1128, 1169, 1180, 1239, 1316, 1336, 1410, 1416, 1645, 1652, 1670, 1770, 1880, 1974, 2004, 2065, 2338, 2360, 2478, 2505, 2632, 2773, 2820, 3290, 3304, 3340, 3507, 3540, 3948, 4008, 4130, 4676, 4935, 4956, 5010, 5546, 5640, 5845, 6195, 6580, 6680, 7014, 7080, 7849, 7896, 8260, 8319, 9352, 9853, 9870, 9912, 10020, 11092, 11690, 12390, 13160, 13865, 14028, 15698, 16520, 16638, 17535, 19411, 19706, 19740, 20040, 22184, 23380, 23547, 24780, 27730, 28056, 29559, 31396, 33276, 35070, 38822, 39245, 39412, 39480, 41595, 46760, 47094, 49265, 49560, 54943, 55460, 58233, 59118, 62792, 66552, 68971, 70140, 77644, 78490, 78824, 83190, 94188, 97055, 98530, 109886, 110920, 116466, 117735, 118236, 137942, 140280, 147795, 155288, 156980, 164829, 166380, 188376, 194110, 197060, 206913, 219772, 232932, 235470, 236472, 274715, 275884, 291165, 295590, 313960, 329658, 332760, 344855, 388220, 394120, 413826, 439544, 463091, 465864, 470940, 549430, 551768, 582330, 591180, 659316, 689710, 776440, 824145, 827652, 926182, 941880, 1034565, 1098860, 1164660, 1182360, 1318632, 1379420, 1389273, 1648290, 1655304, 1852364, 2069130, 2197720, 2315455, 2329320, 2758840, 2778546, 3241637, 3296580, 3704728, 4138260, 4630910, 5557092, 6483274, 6593160, 6946365, 8276520, 9261820, 9724911, 11114184, 12966548, 13892730, 16208185, 18523640, 19449822, 25933096, 27785460, 32416370, 38899644, 48624555, 55570920, 64832740, 77799288, 97249110, 129665480, 194498220, 388996440]

約数ペア:

[(1, 388996440), (2, 194498220), (3, 129665480), (4, 97249110), (5, 77799288), (6, 64832740), (7, 55570920), (8, 48624555), (10, 38899644), (12, 32416370), (14, 27785460), (15, 25933096), (20, 19449822), (21, 18523640), (24, 16208185), (28, 13892730), (30, 12966548), (35, 11114184), (40, 9724911), (42, 9261820), (47, 8276520), (56, 6946365), (59, 6593160), (60, 6483274), (70, 5557092), (84, 4630910), (94, 4138260), (105, 3704728), (118, 3296580), (120, 3241637), (140, 2778546), (141, 2758840), (167, 2329320), (168, 2315455), (177, 2197720), (188, 2069130), (210, 1852364), (235, 1655304), (236, 1648290), (280, 1389273), (282, 1379420), (295, 1318632), (329, 1182360), (334, 1164660), (354, 1098860), (376, 1034565), (413, 941880), (420, 926182), (470, 827652), (472, 824145), (501, 776440), (564, 689710), (590, 659316), (658, 591180), (668, 582330), (705, 551768), (708, 549430), (826, 470940), (835, 465864), (840, 463091), (885, 439544), (940, 413826), (987, 394120), (1002, 388220), (1128, 344855), (1169, 332760), (1180, 329658), (1239, 313960), (1316, 295590), (1336, 291165), (1410, 275884), (1416, 274715), (1645, 236472), (1652, 235470), (1670, 232932), (1770, 219772), (1880, 206913), (1974, 197060), (2004, 194110), (2065, 188376), (2338, 166380), (2360, 164829), (2478, 156980), (2505, 155288), (2632, 147795), (2773, 140280), (2820, 137942), (3290, 118236), (3304, 117735), (3340, 116466), (3507, 110920), (3540, 109886), (3948, 98530), (4008, 97055), (4130, 94188), (4676, 83190), (4935, 78824), (4956, 78490), (5010, 77644), (5546, 70140), (5640, 68971), (5845, 66552), (6195, 62792), (6580, 59118), (6680, 58233), (7014, 55460), (7080, 54943), (7849, 49560), (7896, 49265), (8260, 47094), (8319, 46760), (9352, 41595), (9853, 39480), (9870, 39412), (9912, 39245), (10020, 38822), (11092, 35070), (11690, 33276), (12390, 31396), (13160, 29559), (13865, 28056), (14028, 27730), (15698, 24780), (16520, 23547), (16638, 23380), (17535, 22184), (19411, 20040), (19706, 19740)]