313987520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12743}}^1$

素因数の和:12778

約数の個数: 112

約数和(自身を含む): 932249088

約数和(自身を除く): 618261568

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 12320, 12743, 24640, 25486, 50972, 63715, 89201, 101944, 127430, 140173, 178402, 203888, 254860, 280346, 356804, 407776, 446005, 509720, 560692, 700865, 713608, 815552, 892010, 981211, 1019440, 1121384, 1401730, 1427216, 1784020, 1962422, 2038880, 2242768, 2803460, 2854432, 3568040, 3924844, 4077760, 4485536, 4906055, 5606920, 5708864, 7136080, 7849688, 8971072, 9812110, 11213840, 14272160, 15699376, 19624220, 22427680, 28544320, 31398752, 39248440, 44855360, 62797504, 78496880, 156993760, 313987520]

約数ペア:

[(1, 313987520), (2, 156993760), (4, 78496880), (5, 62797504), (7, 44855360), (8, 39248440), (10, 31398752), (11, 28544320), (14, 22427680), (16, 19624220), (20, 15699376), (22, 14272160), (28, 11213840), (32, 9812110), (35, 8971072), (40, 7849688), (44, 7136080), (55, 5708864), (56, 5606920), (64, 4906055), (70, 4485536), (77, 4077760), (80, 3924844), (88, 3568040), (110, 2854432), (112, 2803460), (140, 2242768), (154, 2038880), (160, 1962422), (176, 1784020), (220, 1427216), (224, 1401730), (280, 1121384), (308, 1019440), (320, 981211), (352, 892010), (385, 815552), (440, 713608), (448, 700865), (560, 560692), (616, 509720), (704, 446005), (770, 407776), (880, 356804), (1120, 280346), (1232, 254860), (1540, 203888), (1760, 178402), (2240, 140173), (2464, 127430), (3080, 101944), (3520, 89201), (4928, 63715), (6160, 50972), (12320, 25486), (12743, 24640)]