1576240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 80

約数和(自身を含む): 4151520

約数和(自身を除く): 2575280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 61, 68, 76, 80, 85, 95, 122, 136, 152, 170, 190, 244, 272, 304, 305, 323, 340, 380, 488, 610, 646, 680, 760, 976, 1037, 1159, 1220, 1292, 1360, 1520, 1615, 2074, 2318, 2440, 2584, 3230, 4148, 4636, 4880, 5168, 5185, 5795, 6460, 8296, 9272, 10370, 11590, 12920, 16592, 18544, 19703, 20740, 23180, 25840, 39406, 41480, 46360, 78812, 82960, 92720, 98515, 157624, 197030, 315248, 394060, 788120, 1576240]

約数ペア:

[(1, 1576240), (2, 788120), (4, 394060), (5, 315248), (8, 197030), (10, 157624), (16, 98515), (17, 92720), (19, 82960), (20, 78812), (34, 46360), (38, 41480), (40, 39406), (61, 25840), (68, 23180), (76, 20740), (80, 19703), (85, 18544), (95, 16592), (122, 12920), (136, 11590), (152, 10370), (170, 9272), (190, 8296), (244, 6460), (272, 5795), (304, 5185), (305, 5168), (323, 4880), (340, 4636), (380, 4148), (488, 3230), (610, 2584), (646, 2440), (680, 2318), (760, 2074), (976, 1615), (1037, 1520), (1159, 1360), (1220, 1292)]