245537838

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1783

約数の個数: 128

約数和(自身を含む): 695116800

約数和(自身を除く): 449578962

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 29, 39, 42, 54, 58, 63, 78, 87, 91, 117, 126, 174, 182, 189, 203, 234, 261, 273, 351, 377, 378, 406, 522, 546, 609, 702, 754, 783, 819, 1131, 1218, 1566, 1638, 1723, 1827, 2262, 2457, 2639, 3393, 3446, 3654, 4914, 5169, 5278, 5481, 6786, 7917, 10179, 10338, 10962, 12061, 15507, 15834, 20358, 22399, 23751, 24122, 31014, 36183, 44798, 46521, 47502, 49967, 67197, 71253, 72366, 93042, 99934, 108549, 134394, 142506, 149901, 156793, 201591, 217098, 299802, 313586, 325647, 349769, 403182, 449703, 470379, 604773, 649571, 651294, 699538, 899406, 940758, 1049307, 1209546, 1299142, 1349109, 1411137, 1948713, 2098614, 2698218, 2822274, 3147921, 3897426, 4233411, 4546997, 5846139, 6295842, 8466822, 9093994, 9443763, 11692278, 13640991, 17538417, 18887526, 27281982, 35076834, 40922973, 81845946, 122768919, 245537838]

約数ペア:

[(1, 245537838), (2, 122768919), (3, 81845946), (6, 40922973), (7, 35076834), (9, 27281982), (13, 18887526), (14, 17538417), (18, 13640991), (21, 11692278), (26, 9443763), (27, 9093994), (29, 8466822), (39, 6295842), (42, 5846139), (54, 4546997), (58, 4233411), (63, 3897426), (78, 3147921), (87, 2822274), (91, 2698218), (117, 2098614), (126, 1948713), (174, 1411137), (182, 1349109), (189, 1299142), (203, 1209546), (234, 1049307), (261, 940758), (273, 899406), (351, 699538), (377, 651294), (378, 649571), (406, 604773), (522, 470379), (546, 449703), (609, 403182), (702, 349769), (754, 325647), (783, 313586), (819, 299802), (1131, 217098), (1218, 201591), (1566, 156793), (1638, 149901), (1723, 142506), (1827, 134394), (2262, 108549), (2457, 99934), (2639, 93042), (3393, 72366), (3446, 71253), (3654, 67197), (4914, 49967), (5169, 47502), (5278, 46521), (5481, 44798), (6786, 36183), (7917, 31014), (10179, 24122), (10338, 23751), (10962, 22399), (12061, 20358), (15507, 15834)]