81794412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 255108672

約数和(自身を除く): 173314260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 61, 63, 68, 84, 102, 119, 122, 126, 153, 183, 204, 238, 244, 252, 306, 313, 357, 366, 427, 476, 549, 612, 626, 714, 732, 854, 939, 1037, 1071, 1098, 1252, 1281, 1428, 1708, 1878, 2074, 2142, 2191, 2196, 2562, 2817, 3111, 3756, 3843, 4148, 4284, 4382, 5124, 5321, 5634, 6222, 6573, 7259, 7686, 8764, 9333, 10642, 11268, 12444, 13146, 14518, 15372, 15963, 18666, 19093, 19719, 21284, 21777, 26292, 29036, 31926, 37247, 37332, 38186, 39438, 43554, 47889, 57279, 63852, 65331, 74494, 76372, 78876, 87108, 95778, 111741, 114558, 130662, 133651, 148988, 171837, 191556, 223482, 229116, 261324, 267302, 324581, 335223, 343674, 400953, 446964, 534604, 649162, 670446, 687348, 801906, 973743, 1202859, 1298324, 1340892, 1603812, 1947486, 2272067, 2405718, 2921229, 3894972, 4544134, 4811436, 5842458, 6816201, 9088268, 11684916, 13632402, 20448603, 27264804, 40897206, 81794412]

約数ペア:

[(1, 81794412), (2, 40897206), (3, 27264804), (4, 20448603), (6, 13632402), (7, 11684916), (9, 9088268), (12, 6816201), (14, 5842458), (17, 4811436), (18, 4544134), (21, 3894972), (28, 2921229), (34, 2405718), (36, 2272067), (42, 1947486), (51, 1603812), (61, 1340892), (63, 1298324), (68, 1202859), (84, 973743), (102, 801906), (119, 687348), (122, 670446), (126, 649162), (153, 534604), (183, 446964), (204, 400953), (238, 343674), (244, 335223), (252, 324581), (306, 267302), (313, 261324), (357, 229116), (366, 223482), (427, 191556), (476, 171837), (549, 148988), (612, 133651), (626, 130662), (714, 114558), (732, 111741), (854, 95778), (939, 87108), (1037, 78876), (1071, 76372), (1098, 74494), (1252, 65331), (1281, 63852), (1428, 57279), (1708, 47889), (1878, 43554), (2074, 39438), (2142, 38186), (2191, 37332), (2196, 37247), (2562, 31926), (2817, 29036), (3111, 26292), (3756, 21777), (3843, 21284), (4148, 19719), (4284, 19093), (4382, 18666), (5124, 15963), (5321, 15372), (5634, 14518), (6222, 13146), (6573, 12444), (7259, 11268), (7686, 10642), (8764, 9333)]