1639438778880

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13049}}^1$

素因数の和:13145

約数の個数: 960

約数和(自身を含む): 6997614624000

約数和(自身を除く): 5358175845120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 41, 42, 45, 48, 56, 57, 60, 63, 64, 70, 72, 76, 80, 82, 84, 90, 95, 96, 105, 112, 114, 120, 123, 126, 128, 133, 140, 144, 152, 160, 164, 168, 171, 180, 190, 192, 205, 210, 224, 228, 240, 246, 252, 256, 266, 280, 285, 287, 288, 304, 315, 320, 328, 336, 342, 360, 369, 380, 384, 399, 410, 420, 448, 456, 480, 492, 504, 512, 532, 560, 570, 574, 576, 608, 615, 630, 640, 656, 665, 672, 684, 720, 738, 760, 768, 779, 798, 820, 840, 855, 861, 896, 912, 960, 984, 1008, 1064, 1120, 1140, 1148, 1152, 1197, 1216, 1230, 1260, 1280, 1312, 1330, 1344, 1368, 1435, 1440, 1476, 1520, 1536, 1558, 1596, 1640, 1680, 1710, 1722, 1792, 1824, 1845, 1920, 1968, 1995, 2016, 2128, 2240, 2280, 2296, 2304, 2337, 2394, 2432, 2460, 2520, 2560, 2583, 2624, 2660, 2688, 2736, 2870, 2880, 2952, 3040, 3116, 3192, 3280, 3360, 3420, 3444, 3584, 3648, 3690, 3840, 3895, 3936, 3990, 4032, 4256, 4305, 4480, 4560, 4592, 4608, 4674, 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約数ペア:

[(1, 1639438778880), (2, 819719389440), (3, 546479592960), (4, 409859694720), (5, 327887755776), (6, 273239796480), (7, 234205539840), (8, 204929847360), (9, 182159864320), (10, 163943877888), (12, 136619898240), (14, 117102769920), (15, 109295918592), (16, 102464923680), (18, 91079932160), (19, 86286251520), (20, 81971938944), (21, 78068513280), (24, 68309949120), (28, 58551384960), (30, 54647959296), (32, 51232461840), (35, 46841107968), (36, 45539966080), (38, 43143125760), (40, 40985969472), (41, 39986311680), (42, 39034256640), (45, 36431972864), (48, 34154974560), (56, 29275692480), (57, 28762083840), (60, 27323979648), (63, 26022837760), (64, 25616230920), (70, 23420553984), (72, 22769983040), (76, 21571562880), (80, 20492984736), (82, 19993155840), (84, 19517128320), (90, 18215986432), (95, 17257250304), (96, 17077487280), (105, 15613702656), (112, 14637846240), (114, 14381041920), (120, 13661989824), (123, 13328770560), (126, 13011418880), (128, 12808115460), (133, 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(327180, 5010816), (330624, 4958620), (340480, 4815081), (348992, 4697640), (365372, 4487040), (367360, 4462758), (373920, 4384464), (383040, 4280072), (391470, 4187904), (392616, 4175680), (398848, 4110435), (413280, 3966896), (417568, 3926160), (436240, 3758112), (437760, 3745063), (440832, 3718965), (448704, 3653720), (456715, 3589632), (469764, 3489920), (472320, 3471034), (490770, 3340544), (495862, 3306240), (498560, 3288348), (510720, 3210054), (521960, 3140928), (523488, 3131760), (535009, 3064320), (548058, 2991360), (551040, 2975172), (560880, 2922976), (587205, 2791936), (598272, 2740290), (612864, 2675045), (626352, 2617440), (654360, 2505408), (661248, 2479310), (697984, 2348820), (730744, 2243520), (734720, 2231379), (743793, 2204160), (747840, 2192232), (766080, 2140036), (782940, 2093952), (785232, 2087840), (822087, 1994240), (826560, 1983448), (835136, 1963080), (872480, 1879056), (897408, 1826860), (913430, 1794816), (939528, 1744960), (944640, 1735517), (981540, 1670272), (991724, 1653120), (997120, 1644174), (1021440, 1605027), (1043920, 1570464), (1046976, 1565880), (1070018, 1532160), (1096116, 1495680), (1102080, 1487586), (1121760, 1461488), (1174410, 1395968), (1196544, 1370145), (1239655, 1322496), (1252704, 1308720)]