1219849280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:461

約数の個数: 224

約数和(自身を含む): 3391911936

約数和(自身を除く): 2172062656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 47, 52, 64, 65, 68, 80, 85, 94, 104, 130, 136, 160, 170, 188, 208, 221, 235, 260, 272, 320, 340, 367, 376, 416, 442, 470, 520, 544, 611, 680, 734, 752, 799, 832, 884, 940, 1040, 1088, 1105, 1222, 1360, 1468, 1504, 1598, 1768, 1835, 1880, 2080, 2210, 2444, 2720, 2936, 3008, 3055, 3196, 3536, 3670, 3760, 3995, 4160, 4420, 4771, 4888, 5440, 5872, 6110, 6239, 6392, 7072, 7340, 7520, 7990, 8840, 9542, 9776, 10387, 11744, 12220, 12478, 12784, 14144, 14680, 15040, 15980, 17249, 17680, 19084, 19552, 20774, 23488, 23855, 24440, 24956, 25568, 29360, 31195, 31960, 34498, 35360, 38168, 39104, 41548, 47710, 48880, 49912, 51136, 51935, 58720, 62390, 63920, 68996, 70720, 76336, 81107, 83096, 86245, 95420, 97760, 99824, 103870, 117440, 124780, 127840, 137992, 152672, 162214, 166192, 172490, 190840, 195520, 199648, 207740, 224237, 249560, 255680, 275984, 293233, 305344, 324428, 332384, 344980, 381680, 399296, 405535, 415480, 448474, 499120, 551968, 586466, 648856, 664768, 689960, 763360, 811070, 830960, 896948, 998240, 1103936, 1121185, 1172932, 1297712, 1379920, 1466165, 1526720, 1622140, 1661920, 1793896, 1996480, 2242370, 2345864, 2595424, 2759840, 2932330, 3244280, 3323840, 3587792, 3812029, 4484740, 4691728, 5190848, 5519680, 5864660, 6488560, 7175584, 7624058, 8969480, 9383456, 11729320, 12977120, 14351168, 15248116, 17938960, 18766912, 19060145, 23458640, 25954240, 30496232, 35877920, 38120290, 46917280, 60992464, 71755840, 76240580, 93834560, 121984928, 152481160, 243969856, 304962320, 609924640, 1219849280]

約数ペア:

[(1, 1219849280), (2, 609924640), (4, 304962320), (5, 243969856), (8, 152481160), (10, 121984928), (13, 93834560), (16, 76240580), (17, 71755840), (20, 60992464), (26, 46917280), (32, 38120290), (34, 35877920), (40, 30496232), (47, 25954240), (52, 23458640), (64, 19060145), (65, 18766912), (68, 17938960), (80, 15248116), (85, 14351168), (94, 12977120), (104, 11729320), (130, 9383456), (136, 8969480), (160, 7624058), (170, 7175584), (188, 6488560), (208, 5864660), (221, 5519680), (235, 5190848), (260, 4691728), (272, 4484740), (320, 3812029), (340, 3587792), (367, 3323840), (376, 3244280), (416, 2932330), (442, 2759840), (470, 2595424), (520, 2345864), (544, 2242370), (611, 1996480), (680, 1793896), (734, 1661920), (752, 1622140), (799, 1526720), (832, 1466165), (884, 1379920), (940, 1297712), (1040, 1172932), (1088, 1121185), (1105, 1103936), (1222, 998240), (1360, 896948), (1468, 830960), (1504, 811070), (1598, 763360), (1768, 689960), (1835, 664768), (1880, 648856), (2080, 586466), (2210, 551968), (2444, 499120), (2720, 448474), (2936, 415480), (3008, 405535), (3055, 399296), (3196, 381680), (3536, 344980), (3670, 332384), (3760, 324428), (3995, 305344), (4160, 293233), (4420, 275984), (4771, 255680), (4888, 249560), (5440, 224237), (5872, 207740), (6110, 199648), (6239, 195520), (6392, 190840), (7072, 172490), (7340, 166192), (7520, 162214), (7990, 152672), (8840, 137992), (9542, 127840), (9776, 124780), (10387, 117440), (11744, 103870), (12220, 99824), (12478, 97760), (12784, 95420), (14144, 86245), (14680, 83096), (15040, 81107), (15980, 76336), (17249, 70720), (17680, 68996), (19084, 63920), (19552, 62390), (20774, 58720), (23488, 51935), (23855, 51136), (24440, 49912), (24956, 48880), (25568, 47710), (29360, 41548), (31195, 39104), (31960, 38168), (34498, 35360)]