331389760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2220

約数の個数: 112

約数和(自身を含む): 873197136

約数和(自身を除く): 541807376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 130, 148, 160, 185, 208, 260, 296, 320, 370, 416, 481, 520, 592, 740, 832, 962, 1040, 1184, 1480, 1924, 2080, 2153, 2368, 2405, 2960, 3848, 4160, 4306, 4810, 5920, 7696, 8612, 9620, 10765, 11840, 15392, 17224, 19240, 21530, 27989, 30784, 34448, 38480, 43060, 55978, 68896, 76960, 79661, 86120, 111956, 137792, 139945, 153920, 159322, 172240, 223912, 279890, 318644, 344480, 398305, 447824, 559780, 637288, 688960, 796610, 895648, 1035593, 1119560, 1274576, 1593220, 1791296, 2071186, 2239120, 2549152, 3186440, 4142372, 4478240, 5098304, 5177965, 6372880, 8284744, 8956480, 10355930, 12745760, 16569488, 20711860, 25491520, 33138976, 41423720, 66277952, 82847440, 165694880, 331389760]

約数ペア:

[(1, 331389760), (2, 165694880), (4, 82847440), (5, 66277952), (8, 41423720), (10, 33138976), (13, 25491520), (16, 20711860), (20, 16569488), (26, 12745760), (32, 10355930), (37, 8956480), (40, 8284744), (52, 6372880), (64, 5177965), (65, 5098304), (74, 4478240), (80, 4142372), (104, 3186440), (130, 2549152), (148, 2239120), (160, 2071186), (185, 1791296), (208, 1593220), (260, 1274576), (296, 1119560), (320, 1035593), (370, 895648), (416, 796610), (481, 688960), (520, 637288), (592, 559780), (740, 447824), (832, 398305), (962, 344480), (1040, 318644), (1184, 279890), (1480, 223912), (1924, 172240), (2080, 159322), (2153, 153920), (2368, 139945), (2405, 137792), (2960, 111956), (3848, 86120), (4160, 79661), (4306, 76960), (4810, 68896), (5920, 55978), (7696, 43060), (8612, 38480), (9620, 34448), (10765, 30784), (11840, 27989), (15392, 21530), (17224, 19240)]