8907520720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1907}}^1$

素因数の和:2385

約数の個数: 160

約数和(自身を含む): 24984115200

約数和(自身を除く): 16076594480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 439, 532, 560, 665, 760, 878, 1064, 1330, 1520, 1756, 1907, 2128, 2195, 2660, 3073, 3512, 3814, 4390, 5320, 6146, 7024, 7628, 8341, 8780, 9535, 10640, 12292, 13349, 15256, 15365, 16682, 17560, 19070, 24584, 26698, 30512, 30730, 33364, 35120, 36233, 38140, 41705, 49168, 53396, 58387, 61460, 66728, 66745, 72466, 76280, 83410, 106792, 116774, 122920, 133456, 133490, 144932, 152560, 166820, 181165, 213584, 233548, 245840, 253631, 266980, 289864, 291935, 333640, 362330, 467096, 507262, 533960, 579728, 583870, 667280, 724660, 837173, 934192, 1014524, 1067920, 1167740, 1268155, 1449320, 1674346, 2029048, 2335480, 2536310, 2898640, 3348692, 4058096, 4185865, 4670960, 5072620, 5860211, 6697384, 8371730, 10145240, 11720422, 13394768, 15906287, 16743460, 20290480, 23440844, 29301055, 31812574, 33486920, 46881688, 58602110, 63625148, 66973840, 79531435, 93763376, 111344009, 117204220, 127250296, 159062870, 222688018, 234408440, 254500592, 318125740, 445376036, 468816880, 556720045, 636251480, 890752072, 1113440090, 1272502960, 1781504144, 2226880180, 4453760360, 8907520720]

約数ペア:

[(1, 8907520720), (2, 4453760360), (4, 2226880180), (5, 1781504144), (7, 1272502960), (8, 1113440090), (10, 890752072), (14, 636251480), (16, 556720045), (19, 468816880), (20, 445376036), (28, 318125740), (35, 254500592), (38, 234408440), (40, 222688018), (56, 159062870), (70, 127250296), (76, 117204220), (80, 111344009), (95, 93763376), (112, 79531435), (133, 66973840), (140, 63625148), (152, 58602110), (190, 46881688), (266, 33486920), (280, 31812574), (304, 29301055), (380, 23440844), (439, 20290480), (532, 16743460), (560, 15906287), (665, 13394768), (760, 11720422), (878, 10145240), (1064, 8371730), (1330, 6697384), (1520, 5860211), (1756, 5072620), (1907, 4670960), (2128, 4185865), (2195, 4058096), (2660, 3348692), (3073, 2898640), (3512, 2536310), (3814, 2335480), (4390, 2029048), (5320, 1674346), (6146, 1449320), (7024, 1268155), (7628, 1167740), (8341, 1067920), (8780, 1014524), (9535, 934192), (10640, 837173), (12292, 724660), (13349, 667280), (15256, 583870), (15365, 579728), (16682, 533960), (17560, 507262), (19070, 467096), (24584, 362330), (26698, 333640), (30512, 291935), (30730, 289864), (33364, 266980), (35120, 253631), (36233, 245840), (38140, 233548), (41705, 213584), (49168, 181165), (53396, 166820), (58387, 152560), (61460, 144932), (66728, 133490), (66745, 133456), (72466, 122920), (76280, 116774), (83410, 106792)]