780392032

素因数分解:

$2^5\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 1870192800

約数和(自身を除く): 1089800768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 61, 82, 98, 112, 122, 164, 196, 199, 224, 244, 287, 328, 392, 398, 427, 488, 574, 656, 784, 796, 854, 976, 1148, 1312, 1393, 1568, 1592, 1708, 1952, 2009, 2296, 2501, 2786, 2989, 3184, 3416, 4018, 4592, 5002, 5572, 5978, 6368, 6832, 8036, 8159, 9184, 9751, 10004, 11144, 11956, 12139, 13664, 16072, 16318, 17507, 19502, 20008, 22288, 23912, 24278, 32144, 32636, 35014, 39004, 40016, 44576, 47824, 48556, 57113, 64288, 65272, 70028, 78008, 80032, 84973, 95648, 97112, 114226, 122549, 130544, 140056, 156016, 169946, 194224, 228452, 245098, 261088, 280112, 312032, 339892, 388448, 399791, 456904, 490196, 497699, 560224, 594811, 679784, 799582, 913808, 980392, 995398, 1189622, 1359568, 1599164, 1827616, 1960784, 1990796, 2379244, 2719136, 3198328, 3483893, 3921568, 3981592, 4758488, 6396656, 6967786, 7963184, 9516976, 12793312, 13935572, 15926368, 19033952, 24387251, 27871144, 48774502, 55742288, 97549004, 111484576, 195098008, 390196016, 780392032]

約数ペア:

[(1, 780392032), (2, 390196016), (4, 195098008), (7, 111484576), (8, 97549004), (14, 55742288), (16, 48774502), (28, 27871144), (32, 24387251), (41, 19033952), (49, 15926368), (56, 13935572), (61, 12793312), (82, 9516976), (98, 7963184), (112, 6967786), (122, 6396656), (164, 4758488), (196, 3981592), (199, 3921568), (224, 3483893), (244, 3198328), (287, 2719136), (328, 2379244), (392, 1990796), (398, 1960784), (427, 1827616), (488, 1599164), (574, 1359568), (656, 1189622), (784, 995398), (796, 980392), (854, 913808), (976, 799582), (1148, 679784), (1312, 594811), (1393, 560224), (1568, 497699), (1592, 490196), (1708, 456904), (1952, 399791), (2009, 388448), (2296, 339892), (2501, 312032), (2786, 280112), (2989, 261088), (3184, 245098), (3416, 228452), (4018, 194224), (4592, 169946), (5002, 156016), (5572, 140056), (5978, 130544), (6368, 122549), (6832, 114226), (8036, 97112), (8159, 95648), (9184, 84973), (9751, 80032), (10004, 78008), (11144, 70028), (11956, 65272), (12139, 64288), (13664, 57113), (16072, 48556), (16318, 47824), (17507, 44576), (19502, 40016), (20008, 39004), (22288, 35014), (23912, 32636), (24278, 32144)]