309034620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{829}}^1$

素因数の和:972

約数の個数: 144

約数和(自身を含む): 996996000

約数和(自身を除く): 687961380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 109, 114, 171, 180, 190, 218, 228, 285, 327, 342, 380, 436, 545, 570, 654, 684, 829, 855, 981, 1090, 1140, 1308, 1635, 1658, 1710, 1962, 2071, 2180, 2487, 3270, 3316, 3420, 3924, 4142, 4145, 4905, 4974, 6213, 6540, 7461, 8284, 8290, 9810, 9948, 10355, 12426, 12435, 14922, 15751, 16580, 18639, 19620, 20710, 24852, 24870, 29844, 31065, 31502, 37278, 37305, 41420, 47253, 49740, 62130, 63004, 74556, 74610, 78755, 90361, 93195, 94506, 124260, 141759, 149220, 157510, 180722, 186390, 189012, 236265, 271083, 283518, 315020, 361444, 372780, 451805, 472530, 542166, 567036, 708795, 813249, 903610, 945060, 1084332, 1355415, 1417590, 1626498, 1716859, 1807220, 2710830, 2835180, 3252996, 3433718, 4066245, 5150577, 5421660, 6867436, 8132490, 8584295, 10301154, 15451731, 16264980, 17168590, 20602308, 25752885, 30903462, 34337180, 51505770, 61806924, 77258655, 103011540, 154517310, 309034620]

約数ペア:

[(1, 309034620), (2, 154517310), (3, 103011540), (4, 77258655), (5, 61806924), (6, 51505770), (9, 34337180), (10, 30903462), (12, 25752885), (15, 20602308), (18, 17168590), (19, 16264980), (20, 15451731), (30, 10301154), (36, 8584295), (38, 8132490), (45, 6867436), (57, 5421660), (60, 5150577), (76, 4066245), (90, 3433718), (95, 3252996), (109, 2835180), (114, 2710830), (171, 1807220), (180, 1716859), (190, 1626498), (218, 1417590), (228, 1355415), (285, 1084332), (327, 945060), (342, 903610), (380, 813249), (436, 708795), (545, 567036), (570, 542166), (654, 472530), (684, 451805), (829, 372780), (855, 361444), (981, 315020), (1090, 283518), (1140, 271083), (1308, 236265), (1635, 189012), (1658, 186390), (1710, 180722), (1962, 157510), (2071, 149220), (2180, 141759), (2487, 124260), (3270, 94506), (3316, 93195), (3420, 90361), (3924, 78755), (4142, 74610), (4145, 74556), (4905, 63004), (4974, 62130), (6213, 49740), (6540, 47253), (7461, 41420), (8284, 37305), (8290, 37278), (9810, 31502), (9948, 31065), (10355, 29844), (12426, 24870), (12435, 24852), (14922, 20710), (15751, 19620), (16580, 18639)]