338462384

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 120

約数和(自身を含む): 776066400

約数和(自身を除く): 437604016

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 169, 199, 208, 221, 272, 296, 338, 398, 442, 481, 592, 629, 676, 796, 884, 962, 1258, 1352, 1592, 1768, 1924, 2516, 2587, 2704, 2873, 3184, 3383, 3536, 3848, 5032, 5174, 5746, 6253, 6766, 7363, 7696, 8177, 10064, 10348, 11492, 12506, 13532, 14726, 16354, 20696, 22984, 25012, 27064, 29452, 32708, 33631, 41392, 43979, 45968, 50024, 54128, 58904, 65416, 67262, 87958, 95719, 100048, 106301, 117808, 125171, 130832, 134524, 175916, 191438, 212602, 250342, 269048, 351832, 382876, 425204, 500684, 538096, 571727, 703664, 765752, 850408, 1001368, 1143454, 1244347, 1531504, 1627223, 1700816, 2002736, 2286908, 2488694, 3254446, 4573816, 4977388, 6508892, 9147632, 9954776, 13017784, 19909552, 21153899, 26035568, 42307798, 84615596, 169231192, 338462384]

約数ペア:

[(1, 338462384), (2, 169231192), (4, 84615596), (8, 42307798), (13, 26035568), (16, 21153899), (17, 19909552), (26, 13017784), (34, 9954776), (37, 9147632), (52, 6508892), (68, 4977388), (74, 4573816), (104, 3254446), (136, 2488694), (148, 2286908), (169, 2002736), (199, 1700816), (208, 1627223), (221, 1531504), (272, 1244347), (296, 1143454), (338, 1001368), (398, 850408), (442, 765752), (481, 703664), (592, 571727), (629, 538096), (676, 500684), (796, 425204), (884, 382876), (962, 351832), (1258, 269048), (1352, 250342), (1592, 212602), (1768, 191438), (1924, 175916), (2516, 134524), (2587, 130832), (2704, 125171), (2873, 117808), (3184, 106301), (3383, 100048), (3536, 95719), (3848, 87958), (5032, 67262), (5174, 65416), (5746, 58904), (6253, 54128), (6766, 50024), (7363, 45968), (7696, 43979), (8177, 41392), (10064, 33631), (10348, 32708), (11492, 29452), (12506, 27064), (13532, 25012), (14726, 22984), (16354, 20696)]