1223102720

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{19501}}^1$

素因数の和:19536

約数の個数: 108

約数和(自身を含む): 3408208524

約数和(自身を除く): 2185105804

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 19501, 31360, 39002, 62720, 78004, 97505, 136507, 156008, 195010, 273014, 312016, 390020, 546028, 624032, 682535, 780040, 955549, 1092056, 1248064, 1365070, 1560080, 1911098, 2184112, 2496128, 2730140, 3120160, 3822196, 4368224, 4777745, 4992256, 5460280, 6240320, 7644392, 8736448, 9555490, 10920560, 12480640, 15288784, 17472896, 19110980, 21841120, 24961280, 30577568, 34945792, 38221960, 43682240, 61155136, 76443920, 87364480, 122310272, 152887840, 174728960, 244620544, 305775680, 611551360, 1223102720]

約数ペア:

[(1, 1223102720), (2, 611551360), (4, 305775680), (5, 244620544), (7, 174728960), (8, 152887840), (10, 122310272), (14, 87364480), (16, 76443920), (20, 61155136), (28, 43682240), (32, 38221960), (35, 34945792), (40, 30577568), (49, 24961280), (56, 21841120), (64, 19110980), (70, 17472896), (80, 15288784), (98, 12480640), (112, 10920560), (128, 9555490), (140, 8736448), (160, 7644392), (196, 6240320), (224, 5460280), (245, 4992256), (256, 4777745), (280, 4368224), (320, 3822196), (392, 3120160), (448, 2730140), (490, 2496128), (560, 2184112), (640, 1911098), (784, 1560080), (896, 1365070), (980, 1248064), (1120, 1092056), (1280, 955549), (1568, 780040), (1792, 682535), (1960, 624032), (2240, 546028), (3136, 390020), (3920, 312016), (4480, 273014), (6272, 195010), (7840, 156008), (8960, 136507), (12544, 97505), (15680, 78004), (19501, 62720), (31360, 39002)]