678771522

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 1828632960

約数和(自身を除く): 1149861438

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 61, 66, 78, 99, 117, 121, 122, 131, 143, 183, 198, 234, 242, 262, 286, 297, 351, 363, 366, 393, 429, 549, 594, 671, 702, 726, 786, 793, 858, 1089, 1098, 1179, 1287, 1342, 1441, 1573, 1586, 1647, 1703, 2013, 2178, 2358, 2379, 2574, 2882, 3146, 3267, 3294, 3406, 3537, 3861, 4026, 4323, 4719, 4758, 5109, 6039, 6534, 7074, 7137, 7381, 7722, 7991, 8646, 8723, 9438, 10218, 12078, 12969, 14157, 14274, 14762, 15327, 15851, 15982, 17446, 18117, 18733, 21411, 22143, 23973, 25938, 26169, 28314, 30654, 31702, 36234, 37466, 38907, 42471, 42822, 44286, 45981, 47553, 47946, 52338, 56199, 66429, 71919, 77814, 78507, 84942, 87901, 91962, 95106, 95953, 103883, 112398, 132858, 142659, 143838, 157014, 168597, 175802, 191906, 199287, 206063, 207766, 215757, 235521, 263703, 285318, 287859, 311649, 337194, 398574, 412126, 427977, 431514, 471042, 505791, 527406, 575718, 618189, 623298, 791109, 855954, 863577, 934947, 966911, 1011582, 1142713, 1236378, 1582218, 1727154, 1854567, 1869894, 1933822, 2285426, 2373327, 2590731, 2804841, 2900733, 3428139, 3709134, 4746654, 5181462, 5563701, 5609682, 5801466, 6856278, 8702199, 10284417, 11127402, 12569843, 17404398, 20568834, 25139686, 26106597, 30853251, 37709529, 52213194, 61706502, 75419058, 113128587, 226257174, 339385761, 678771522]

約数ペア:

[(1, 678771522), (2, 339385761), (3, 226257174), (6, 113128587), (9, 75419058), (11, 61706502), (13, 52213194), (18, 37709529), (22, 30853251), (26, 26106597), (27, 25139686), (33, 20568834), (39, 17404398), (54, 12569843), (61, 11127402), (66, 10284417), (78, 8702199), (99, 6856278), (117, 5801466), (121, 5609682), (122, 5563701), (131, 5181462), (143, 4746654), (183, 3709134), (198, 3428139), (234, 2900733), (242, 2804841), (262, 2590731), (286, 2373327), (297, 2285426), (351, 1933822), (363, 1869894), (366, 1854567), (393, 1727154), (429, 1582218), (549, 1236378), (594, 1142713), (671, 1011582), (702, 966911), (726, 934947), (786, 863577), (793, 855954), (858, 791109), (1089, 623298), (1098, 618189), (1179, 575718), (1287, 527406), (1342, 505791), (1441, 471042), (1573, 431514), (1586, 427977), (1647, 412126), (1703, 398574), (2013, 337194), (2178, 311649), (2358, 287859), (2379, 285318), (2574, 263703), (2882, 235521), (3146, 215757), (3267, 207766), (3294, 206063), (3406, 199287), (3537, 191906), (3861, 175802), (4026, 168597), (4323, 157014), (4719, 143838), (4758, 142659), (5109, 132858), (6039, 112398), (6534, 103883), (7074, 95953), (7137, 95106), (7381, 91962), (7722, 87901), (7991, 84942), (8646, 78507), (8723, 77814), (9438, 71919), (10218, 66429), (12078, 56199), (12969, 52338), (14157, 47946), (14274, 47553), (14762, 45981), (15327, 44286), (15851, 42822), (15982, 42471), (17446, 38907), (18117, 37466), (18733, 36234), (21411, 31702), (22143, 30654), (23973, 28314), (25938, 26169)]