726475428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{739}}^1$

素因数の和:886

約数の個数: 144

約数和(自身を含む): 2172119040

約数和(自身を除く): 1445643612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 83, 84, 94, 126, 141, 166, 188, 249, 252, 282, 329, 332, 423, 498, 564, 581, 658, 739, 747, 846, 987, 996, 1162, 1316, 1478, 1494, 1692, 1743, 1974, 2217, 2324, 2956, 2961, 2988, 3486, 3901, 3948, 4434, 5173, 5229, 5922, 6651, 6972, 7802, 8868, 10346, 10458, 11703, 11844, 13302, 15519, 15604, 20692, 20916, 23406, 26604, 27307, 31038, 34733, 35109, 46557, 46812, 54614, 61337, 62076, 69466, 70218, 81921, 93114, 104199, 109228, 122674, 138932, 140436, 163842, 184011, 186228, 208398, 243131, 245348, 245763, 312597, 327684, 368022, 416796, 429359, 486262, 491526, 552033, 625194, 729393, 736044, 858718, 972524, 983052, 1104066, 1250388, 1288077, 1458786, 1717436, 2188179, 2208132, 2576154, 2882839, 2917572, 3864231, 4376358, 5152308, 5765678, 7728462, 8648517, 8752716, 11531356, 15456924, 17297034, 20179873, 25945551, 34594068, 40359746, 51891102, 60539619, 80719492, 103782204, 121079238, 181618857, 242158476, 363237714, 726475428]

約数ペア:

[(1, 726475428), (2, 363237714), (3, 242158476), (4, 181618857), (6, 121079238), (7, 103782204), (9, 80719492), (12, 60539619), (14, 51891102), (18, 40359746), (21, 34594068), (28, 25945551), (36, 20179873), (42, 17297034), (47, 15456924), (63, 11531356), (83, 8752716), (84, 8648517), (94, 7728462), (126, 5765678), (141, 5152308), (166, 4376358), (188, 3864231), (249, 2917572), (252, 2882839), (282, 2576154), (329, 2208132), (332, 2188179), (423, 1717436), (498, 1458786), (564, 1288077), (581, 1250388), (658, 1104066), (739, 983052), (747, 972524), (846, 858718), (987, 736044), (996, 729393), (1162, 625194), (1316, 552033), (1478, 491526), (1494, 486262), (1692, 429359), (1743, 416796), (1974, 368022), (2217, 327684), (2324, 312597), (2956, 245763), (2961, 245348), (2988, 243131), (3486, 208398), (3901, 186228), (3948, 184011), (4434, 163842), (5173, 140436), (5229, 138932), (5922, 122674), (6651, 109228), (6972, 104199), (7802, 93114), (8868, 81921), (10346, 70218), (10458, 69466), (11703, 62076), (11844, 61337), (13302, 54614), (15519, 46812), (15604, 46557), (20692, 35109), (20916, 34733), (23406, 31038), (26604, 27307)]