847983376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 1767198400

約数和(自身を除く): 919215024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 109, 152, 157, 163, 218, 304, 314, 326, 436, 628, 652, 872, 1256, 1304, 1744, 2071, 2512, 2608, 2983, 3097, 4142, 5966, 6194, 8284, 11932, 12388, 16568, 17113, 17767, 23864, 24776, 25591, 33136, 34226, 35534, 47728, 49552, 51182, 68452, 71068, 102364, 136904, 142136, 204728, 273808, 284272, 325147, 337573, 409456, 486229, 650294, 675146, 972458, 1300588, 1350292, 1944916, 2601176, 2700584, 2789419, 3889832, 5202352, 5401168, 5578838, 7779664, 11157676, 22315352, 44630704, 52998961, 105997922, 211995844, 423991688, 847983376]

約数ペア:

[(1, 847983376), (2, 423991688), (4, 211995844), (8, 105997922), (16, 52998961), (19, 44630704), (38, 22315352), (76, 11157676), (109, 7779664), (152, 5578838), (157, 5401168), (163, 5202352), (218, 3889832), (304, 2789419), (314, 2700584), (326, 2601176), (436, 1944916), (628, 1350292), (652, 1300588), (872, 972458), (1256, 675146), (1304, 650294), (1744, 486229), (2071, 409456), (2512, 337573), (2608, 325147), (2983, 284272), (3097, 273808), (4142, 204728), (5966, 142136), (6194, 136904), (8284, 102364), (11932, 71068), (12388, 68452), (16568, 51182), (17113, 49552), (17767, 47728), (23864, 35534), (24776, 34226), (25591, 33136)]