64786292720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{3613}}^1$

素因数の和:3943

約数の個数: 160

約数和(自身を含む): 162619591680

約数和(自身を除く): 97833298960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 251, 304, 376, 380, 470, 502, 752, 760, 893, 940, 1004, 1255, 1520, 1786, 1880, 2008, 2510, 3572, 3613, 3760, 4016, 4465, 4769, 5020, 7144, 7226, 8930, 9538, 10040, 11797, 14288, 14452, 17860, 18065, 19076, 20080, 23594, 23845, 28904, 35720, 36130, 38152, 47188, 47690, 57808, 58985, 68647, 71440, 72260, 76304, 94376, 95380, 117970, 137294, 144520, 169811, 188752, 190760, 224143, 235940, 274588, 289040, 339622, 343235, 381520, 448286, 471880, 549176, 679244, 686470, 849055, 896572, 906863, 943760, 1098352, 1120715, 1358488, 1372940, 1698110, 1793144, 1813726, 2241430, 2716976, 2745880, 3226409, 3396220, 3586288, 3627452, 4482860, 4534315, 5491760, 6452818, 6792440, 7254904, 8965720, 9068630, 12905636, 13584880, 14509808, 16132045, 17230397, 17931440, 18137260, 25811272, 32264090, 34460794, 36274520, 42622561, 51622544, 64528180, 68921588, 72549040, 85245122, 86151985, 129056360, 137843176, 170490244, 172303970, 213112805, 258112720, 275686352, 340980488, 344607940, 426225610, 681960976, 689215880, 809828659, 852451220, 1378431760, 1619657318, 1704902440, 3239314636, 3409804880, 4049143295, 6478629272, 8098286590, 12957258544, 16196573180, 32393146360, 64786292720]

約数ペア:

[(1, 64786292720), (2, 32393146360), (4, 16196573180), (5, 12957258544), (8, 8098286590), (10, 6478629272), (16, 4049143295), (19, 3409804880), (20, 3239314636), (38, 1704902440), (40, 1619657318), (47, 1378431760), (76, 852451220), (80, 809828659), (94, 689215880), (95, 681960976), (152, 426225610), (188, 344607940), (190, 340980488), (235, 275686352), (251, 258112720), (304, 213112805), (376, 172303970), (380, 170490244), (470, 137843176), (502, 129056360), (752, 86151985), (760, 85245122), (893, 72549040), (940, 68921588), (1004, 64528180), (1255, 51622544), (1520, 42622561), (1786, 36274520), (1880, 34460794), (2008, 32264090), (2510, 25811272), (3572, 18137260), (3613, 17931440), (3760, 17230397), (4016, 16132045), (4465, 14509808), (4769, 13584880), (5020, 12905636), (7144, 9068630), (7226, 8965720), (8930, 7254904), (9538, 6792440), (10040, 6452818), (11797, 5491760), (14288, 4534315), (14452, 4482860), (17860, 3627452), (18065, 3586288), (19076, 3396220), (20080, 3226409), (23594, 2745880), (23845, 2716976), (28904, 2241430), (35720, 1813726), (36130, 1793144), (38152, 1698110), (47188, 1372940), (47690, 1358488), (57808, 1120715), (58985, 1098352), (68647, 943760), (71440, 906863), (72260, 896572), (76304, 849055), (94376, 686470), (95380, 679244), (117970, 549176), (137294, 471880), (144520, 448286), (169811, 381520), (188752, 343235), (190760, 339622), (224143, 289040), (235940, 274588)]