2159149720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{839}}^1$

素因数の和:978

約数の個数: 192

約数和(自身を含む): 6153537600

約数和(自身を除く): 3994387880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 101, 104, 130, 140, 182, 196, 202, 245, 260, 280, 364, 392, 404, 455, 490, 505, 520, 637, 707, 728, 808, 839, 910, 980, 1010, 1274, 1313, 1414, 1678, 1820, 1960, 2020, 2548, 2626, 2828, 3185, 3356, 3535, 3640, 4040, 4195, 4949, 5096, 5252, 5656, 5873, 6370, 6565, 6712, 7070, 8390, 9191, 9898, 10504, 10907, 11746, 12740, 13130, 14140, 16780, 18382, 19796, 21814, 23492, 24745, 25480, 26260, 28280, 29365, 33560, 36764, 39592, 41111, 43628, 45955, 46984, 49490, 52520, 54535, 58730, 64337, 73528, 76349, 82222, 84739, 87256, 91910, 98980, 109070, 117460, 128674, 152698, 164444, 169478, 183820, 197960, 205555, 218140, 234920, 257348, 305396, 321685, 328888, 338956, 367640, 381745, 411110, 423695, 436280, 514696, 534443, 593173, 610792, 643370, 677912, 763490, 822220, 847390, 1068886, 1101607, 1186346, 1286740, 1526980, 1644440, 1694780, 2137772, 2203214, 2372692, 2573480, 2672215, 2965865, 3053960, 3389560, 4152211, 4275544, 4406428, 4745384, 5344430, 5508035, 5931730, 7711249, 8304422, 8812856, 10688860, 11016070, 11863460, 15422498, 16608844, 20761055, 21377720, 22032140, 23726920, 30844996, 33217688, 38556245, 41522110, 44064280, 53978743, 61689992, 77112490, 83044220, 107957486, 154224980, 166088440, 215914972, 269893715, 308449960, 431829944, 539787430, 1079574860, 2159149720]

約数ペア:

[(1, 2159149720), (2, 1079574860), (4, 539787430), (5, 431829944), (7, 308449960), (8, 269893715), (10, 215914972), (13, 166088440), (14, 154224980), (20, 107957486), (26, 83044220), (28, 77112490), (35, 61689992), (40, 53978743), (49, 44064280), (52, 41522110), (56, 38556245), (65, 33217688), (70, 30844996), (91, 23726920), (98, 22032140), (101, 21377720), (104, 20761055), (130, 16608844), (140, 15422498), (182, 11863460), (196, 11016070), (202, 10688860), (245, 8812856), (260, 8304422), (280, 7711249), (364, 5931730), (392, 5508035), (404, 5344430), (455, 4745384), (490, 4406428), (505, 4275544), (520, 4152211), (637, 3389560), (707, 3053960), (728, 2965865), (808, 2672215), (839, 2573480), (910, 2372692), (980, 2203214), (1010, 2137772), (1274, 1694780), (1313, 1644440), (1414, 1526980), (1678, 1286740), (1820, 1186346), (1960, 1101607), (2020, 1068886), (2548, 847390), (2626, 822220), (2828, 763490), (3185, 677912), (3356, 643370), (3535, 610792), (3640, 593173), (4040, 534443), (4195, 514696), (4949, 436280), (5096, 423695), (5252, 411110), (5656, 381745), (5873, 367640), (6370, 338956), (6565, 328888), (6712, 321685), (7070, 305396), (8390, 257348), (9191, 234920), (9898, 218140), (10504, 205555), (10907, 197960), (11746, 183820), (12740, 169478), (13130, 164444), (14140, 152698), (16780, 128674), (18382, 117460), (19796, 109070), (21814, 98980), (23492, 91910), (24745, 87256), (25480, 84739), (26260, 82222), (28280, 76349), (29365, 73528), (33560, 64337), (36764, 58730), (39592, 54535), (41111, 52520), (43628, 49490), (45955, 46984)]