81517410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 242142264

約数和(自身を除く): 160624854

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 193, 195, 234, 247, 285, 342, 361, 386, 390, 494, 570, 579, 585, 722, 741, 855, 965, 1083, 1158, 1170, 1235, 1482, 1710, 1737, 1805, 1930, 2166, 2223, 2470, 2509, 2895, 3249, 3474, 3610, 3667, 3705, 4446, 4693, 5018, 5415, 5790, 6498, 7334, 7410, 7527, 8685, 9386, 10830, 11001, 11115, 12545, 14079, 15054, 16245, 17370, 18335, 22002, 22230, 22581, 23465, 25090, 28158, 32490, 33003, 36670, 37635, 42237, 45162, 46930, 47671, 55005, 66006, 69673, 70395, 75270, 84474, 95342, 110010, 112905, 139346, 140790, 143013, 165015, 209019, 211185, 225810, 238355, 286026, 330030, 348365, 418038, 422370, 429039, 476710, 627057, 696730, 715065, 858078, 905749, 1045095, 1254114, 1430130, 1811498, 2090190, 2145195, 2717247, 3135285, 4290390, 4528745, 5434494, 6270570, 8151741, 9057490, 13586235, 16303482, 27172470, 40758705, 81517410]

約数ペア:

[(1, 81517410), (2, 40758705), (3, 27172470), (5, 16303482), (6, 13586235), (9, 9057490), (10, 8151741), (13, 6270570), (15, 5434494), (18, 4528745), (19, 4290390), (26, 3135285), (30, 2717247), (38, 2145195), (39, 2090190), (45, 1811498), (57, 1430130), (65, 1254114), (78, 1045095), (90, 905749), (95, 858078), (114, 715065), (117, 696730), (130, 627057), (171, 476710), (190, 429039), (193, 422370), (195, 418038), (234, 348365), (247, 330030), (285, 286026), (342, 238355), (361, 225810), (386, 211185), (390, 209019), (494, 165015), (570, 143013), (579, 140790), (585, 139346), (722, 112905), (741, 110010), (855, 95342), (965, 84474), (1083, 75270), (1158, 70395), (1170, 69673), (1235, 66006), (1482, 55005), (1710, 47671), (1737, 46930), (1805, 45162), (1930, 42237), (2166, 37635), (2223, 36670), (2470, 33003), (2509, 32490), (2895, 28158), (3249, 25090), (3474, 23465), (3610, 22581), (3667, 22230), (3705, 22002), (4446, 18335), (4693, 17370), (5018, 16245), (5415, 15054), (5790, 14079), (6498, 12545), (7334, 11115), (7410, 11001), (7527, 10830), (8685, 9386)]