1680682879350

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:260

約数の個数: 864

約数和(自身を含む): 5207434202880

約数和(自身を除く): 3526751323530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 27, 30, 38, 41, 45, 50, 54, 57, 61, 71, 75, 81, 82, 90, 95, 114, 122, 123, 135, 142, 150, 162, 171, 183, 190, 205, 213, 225, 243, 246, 270, 285, 305, 342, 355, 366, 369, 405, 410, 426, 450, 475, 486, 513, 549, 570, 610, 615, 639, 675, 710, 738, 779, 810, 855, 915, 950, 1025, 1026, 1065, 1098, 1107, 1159, 1215, 1230, 1278, 1349, 1350, 1425, 1525, 1539, 1558, 1647, 1681, 1710, 1775, 1830, 1845, 1917, 2025, 2050, 2130, 2214, 2318, 2337, 2430, 2501, 2565, 2698, 2745, 2850, 2911, 3050, 3075, 3078, 3195, 3294, 3321, 3362, 3477, 3550, 3690, 3834, 3895, 4047, 4050, 4275, 4331, 4575, 4617, 4674, 4941, 5002, 5043, 5130, 5325, 5490, 5535, 5751, 5795, 5822, 6075, 6150, 6390, 6642, 6745, 6954, 7011, 7503, 7695, 7790, 8094, 8235, 8405, 8550, 8662, 8733, 9150, 9225, 9234, 9585, 9882, 9963, 10086, 10431, 10650, 11070, 11502, 11590, 11685, 12141, 12150, 12505, 12825, 12993, 13490, 13725, 14022, 14555, 14823, 15006, 15129, 15390, 15975, 16470, 16605, 16810, 17253, 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約数ペア:

[(1, 1680682879350), (2, 840341439675), (3, 560227626450), (5, 336136575870), (6, 280113813225), (9, 186742542150), (10, 168068287935), (15, 112045525290), (18, 93371271075), (19, 88456993650), (25, 67227315174), (27, 62247514050), (30, 56022762645), (38, 44228496825), (41, 40992265350), (45, 37348508430), (50, 33613657587), (54, 31123757025), (57, 29485664550), (61, 27552178350), (71, 23671589850), (75, 22409105058), (81, 20749171350), (82, 20496132675), (90, 18674254215), (95, 17691398730), (114, 14742832275), (122, 13776089175), (123, 13664088450), (135, 12449502810), (142, 11835794925), (150, 11204552529), (162, 10374585675), (171, 9828554850), (183, 9184059450), (190, 8845699365), (205, 8198453070), (213, 7890529950), (225, 7469701686), (243, 6916390450), (246, 6832044225), (270, 6224751405), (285, 5897132910), (305, 5510435670), (342, 4914277425), (355, 4734317970), (366, 4592029725), (369, 4554696150), (405, 4149834270), (410, 4099226535), (426, 3945264975), (450, 3734850843), 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(995562, 1688175), (1012905, 1659270), (1025410, 1639035), (1051650, 1598139), (1052433, 1596950), (1065426, 1577475), (1074159, 1564650), (1092690, 1538115), (1125450, 1493343), (1134675, 1481202), (1169370, 1437255), (1178955, 1425570), (1187975, 1414746), (1193510, 1408185), (1215486, 1382725), (1234335, 1361610), (1283013, 1309950)]