217558380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:296

約数の個数: 192

約数和(自身を含む): 698600448

約数和(自身を除く): 481042068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 67, 69, 78, 92, 115, 130, 134, 138, 156, 181, 195, 201, 230, 260, 268, 276, 299, 335, 345, 362, 390, 402, 460, 543, 598, 670, 690, 724, 780, 804, 871, 897, 905, 1005, 1086, 1196, 1340, 1380, 1495, 1541, 1742, 1794, 1810, 2010, 2172, 2353, 2613, 2715, 2990, 3082, 3484, 3588, 3620, 4020, 4163, 4355, 4485, 4623, 4706, 5226, 5430, 5980, 6164, 7059, 7705, 8326, 8710, 8970, 9246, 9412, 10452, 10860, 11765, 12127, 12489, 13065, 14118, 15410, 16652, 17420, 17940, 18492, 20033, 20815, 23115, 23530, 24254, 24978, 26130, 28236, 30820, 35295, 36381, 40066, 41630, 46230, 47060, 48508, 49956, 52260, 54119, 60099, 60635, 62445, 70590, 72762, 80132, 83260, 92460, 100165, 108238, 120198, 121270, 124890, 141180, 145524, 157651, 162357, 181905, 200330, 216476, 240396, 242540, 249780, 270595, 278921, 300495, 315302, 324714, 363810, 400660, 472953, 541190, 557842, 600990, 630604, 649428, 727620, 788255, 811785, 836763, 945906, 1082380, 1115684, 1201980, 1394605, 1576510, 1623570, 1673526, 1891812, 2364765, 2789210, 3153020, 3247140, 3347052, 3625973, 4183815, 4729530, 5578420, 7251946, 8367630, 9459060, 10877919, 14503892, 16735260, 18129865, 21755838, 36259730, 43511676, 54389595, 72519460, 108779190, 217558380]

約数ペア:

[(1, 217558380), (2, 108779190), (3, 72519460), (4, 54389595), (5, 43511676), (6, 36259730), (10, 21755838), (12, 18129865), (13, 16735260), (15, 14503892), (20, 10877919), (23, 9459060), (26, 8367630), (30, 7251946), (39, 5578420), (46, 4729530), (52, 4183815), (60, 3625973), (65, 3347052), (67, 3247140), (69, 3153020), (78, 2789210), (92, 2364765), (115, 1891812), (130, 1673526), (134, 1623570), (138, 1576510), (156, 1394605), (181, 1201980), (195, 1115684), (201, 1082380), (230, 945906), (260, 836763), (268, 811785), (276, 788255), (299, 727620), (335, 649428), (345, 630604), (362, 600990), (390, 557842), (402, 541190), (460, 472953), (543, 400660), (598, 363810), (670, 324714), (690, 315302), (724, 300495), (780, 278921), (804, 270595), (871, 249780), (897, 242540), (905, 240396), (1005, 216476), (1086, 200330), (1196, 181905), (1340, 162357), (1380, 157651), (1495, 145524), (1541, 141180), (1742, 124890), (1794, 121270), (1810, 120198), (2010, 108238), (2172, 100165), (2353, 92460), (2613, 83260), (2715, 80132), (2990, 72762), (3082, 70590), (3484, 62445), (3588, 60635), (3620, 60099), (4020, 54119), (4163, 52260), (4355, 49956), (4485, 48508), (4623, 47060), (4706, 46230), (5226, 41630), (5430, 40066), (5980, 36381), (6164, 35295), (7059, 30820), (7705, 28236), (8326, 26130), (8710, 24978), (8970, 24254), (9246, 23530), (9412, 23115), (10452, 20815), (10860, 20033), (11765, 18492), (12127, 17940), (12489, 17420), (13065, 16652), (14118, 15410)]