199893720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1321}}^1$

素因数の和:1445

約数の個数: 128

約数和(自身を含む): 652962240

約数和(自身を除く): 453068520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 97, 104, 120, 130, 156, 194, 195, 260, 291, 312, 388, 390, 485, 520, 582, 776, 780, 970, 1164, 1261, 1321, 1455, 1560, 1940, 2328, 2522, 2642, 2910, 3783, 3880, 3963, 5044, 5284, 5820, 6305, 6605, 7566, 7926, 10088, 10568, 11640, 12610, 13210, 15132, 15852, 17173, 18915, 19815, 25220, 26420, 30264, 31704, 34346, 37830, 39630, 50440, 51519, 52840, 68692, 75660, 79260, 85865, 103038, 128137, 137384, 151320, 158520, 171730, 206076, 256274, 257595, 343460, 384411, 412152, 512548, 515190, 640685, 686920, 768822, 1025096, 1030380, 1281370, 1537644, 1665781, 1922055, 2060760, 2562740, 3075288, 3331562, 3844110, 4997343, 5125480, 6663124, 7688220, 8328905, 9994686, 13326248, 15376440, 16657810, 19989372, 24986715, 33315620, 39978744, 49973430, 66631240, 99946860, 199893720]

約数ペア:

[(1, 199893720), (2, 99946860), (3, 66631240), (4, 49973430), (5, 39978744), (6, 33315620), (8, 24986715), (10, 19989372), (12, 16657810), (13, 15376440), (15, 13326248), (20, 9994686), (24, 8328905), (26, 7688220), (30, 6663124), (39, 5125480), (40, 4997343), (52, 3844110), (60, 3331562), (65, 3075288), (78, 2562740), (97, 2060760), (104, 1922055), (120, 1665781), (130, 1537644), (156, 1281370), (194, 1030380), (195, 1025096), (260, 768822), (291, 686920), (312, 640685), (388, 515190), (390, 512548), (485, 412152), (520, 384411), (582, 343460), (776, 257595), (780, 256274), (970, 206076), (1164, 171730), (1261, 158520), (1321, 151320), (1455, 137384), (1560, 128137), (1940, 103038), (2328, 85865), (2522, 79260), (2642, 75660), (2910, 68692), (3783, 52840), (3880, 51519), (3963, 50440), (5044, 39630), (5284, 37830), (5820, 34346), (6305, 31704), (6605, 30264), (7566, 26420), (7926, 25220), (10088, 19815), (10568, 18915), (11640, 17173), (12610, 15852), (13210, 15132)]