408787740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{337}}^1$

素因数の和:668

約数の個数: 144

約数和(自身を含む): 1302170688

約数和(自身を除く): 893382948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 293, 337, 345, 414, 460, 586, 674, 690, 828, 879, 1011, 1035, 1172, 1348, 1380, 1465, 1685, 1758, 2022, 2070, 2637, 2930, 3033, 3370, 3516, 4044, 4140, 4395, 5055, 5274, 5860, 6066, 6739, 6740, 7751, 8790, 10110, 10548, 12132, 13185, 13478, 15165, 15502, 17580, 20217, 20220, 23253, 26370, 26956, 30330, 31004, 33695, 38755, 40434, 46506, 52740, 60651, 60660, 67390, 69759, 77510, 80868, 93012, 98741, 101085, 116265, 121302, 134780, 139518, 155020, 197482, 202170, 232530, 242604, 279036, 296223, 303255, 348795, 394964, 404340, 465060, 493705, 592446, 606510, 697590, 888669, 987410, 1184892, 1213020, 1395180, 1481115, 1777338, 1974820, 2271043, 2962230, 3554676, 4443345, 4542086, 5924460, 6813129, 8886690, 9084172, 11355215, 13626258, 17773380, 20439387, 22710430, 27252516, 34065645, 40878774, 45420860, 68131290, 81757548, 102196935, 136262580, 204393870, 408787740]

約数ペア:

[(1, 408787740), (2, 204393870), (3, 136262580), (4, 102196935), (5, 81757548), (6, 68131290), (9, 45420860), (10, 40878774), (12, 34065645), (15, 27252516), (18, 22710430), (20, 20439387), (23, 17773380), (30, 13626258), (36, 11355215), (45, 9084172), (46, 8886690), (60, 6813129), (69, 5924460), (90, 4542086), (92, 4443345), (115, 3554676), (138, 2962230), (180, 2271043), (207, 1974820), (230, 1777338), (276, 1481115), (293, 1395180), (337, 1213020), (345, 1184892), (414, 987410), (460, 888669), (586, 697590), (674, 606510), (690, 592446), (828, 493705), (879, 465060), (1011, 404340), (1035, 394964), (1172, 348795), (1348, 303255), (1380, 296223), (1465, 279036), (1685, 242604), (1758, 232530), (2022, 202170), (2070, 197482), (2637, 155020), (2930, 139518), (3033, 134780), (3370, 121302), (3516, 116265), (4044, 101085), (4140, 98741), (4395, 93012), (5055, 80868), (5274, 77510), (5860, 69759), (6066, 67390), (6739, 60660), (6740, 60651), (7751, 52740), (8790, 46506), (10110, 40434), (10548, 38755), (12132, 33695), (13185, 31004), (13478, 30330), (15165, 26956), (15502, 26370), (17580, 23253), (20217, 20220)]