418839420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 1261981728

約数和(自身を除く): 843142308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 61, 76, 95, 114, 122, 183, 190, 228, 244, 285, 305, 317, 361, 366, 380, 570, 610, 634, 722, 732, 915, 951, 1083, 1140, 1159, 1220, 1268, 1444, 1585, 1805, 1830, 1902, 2166, 2318, 3170, 3477, 3610, 3660, 3804, 4332, 4636, 4755, 5415, 5795, 6023, 6340, 6954, 7220, 9510, 10830, 11590, 12046, 13908, 17385, 18069, 19020, 19337, 21660, 22021, 23180, 24092, 30115, 34770, 36138, 38674, 44042, 58011, 60230, 66063, 69540, 72276, 77348, 88084, 90345, 96685, 110105, 114437, 116022, 120460, 132126, 180690, 193370, 220210, 228874, 232044, 264252, 290055, 330315, 343311, 361380, 367403, 386740, 440420, 457748, 572185, 580110, 660630, 686622, 734806, 1102209, 1144370, 1160220, 1321260, 1373244, 1469612, 1716555, 1837015, 2204418, 2288740, 3433110, 3674030, 4408836, 5511045, 6866220, 6980657, 7348060, 11022090, 13961314, 20941971, 22044180, 27922628, 34903285, 41883942, 69806570, 83767884, 104709855, 139613140, 209419710, 418839420]

約数ペア:

[(1, 418839420), (2, 209419710), (3, 139613140), (4, 104709855), (5, 83767884), (6, 69806570), (10, 41883942), (12, 34903285), (15, 27922628), (19, 22044180), (20, 20941971), (30, 13961314), (38, 11022090), (57, 7348060), (60, 6980657), (61, 6866220), (76, 5511045), (95, 4408836), (114, 3674030), (122, 3433110), (183, 2288740), (190, 2204418), (228, 1837015), (244, 1716555), (285, 1469612), (305, 1373244), (317, 1321260), (361, 1160220), (366, 1144370), (380, 1102209), (570, 734806), (610, 686622), (634, 660630), (722, 580110), (732, 572185), (915, 457748), (951, 440420), (1083, 386740), (1140, 367403), (1159, 361380), (1220, 343311), (1268, 330315), (1444, 290055), (1585, 264252), (1805, 232044), (1830, 228874), (1902, 220210), (2166, 193370), (2318, 180690), (3170, 132126), (3477, 120460), (3610, 116022), (3660, 114437), (3804, 110105), (4332, 96685), (4636, 90345), (4755, 88084), (5415, 77348), (5795, 72276), (6023, 69540), (6340, 66063), (6954, 60230), (7220, 58011), (9510, 44042), (10830, 38674), (11590, 36138), (12046, 34770), (13908, 30115), (17385, 24092), (18069, 23180), (19020, 22021), (19337, 21660)]