249680520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 863179200

約数和(自身を除く): 613498680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 173, 180, 190, 211, 228, 285, 342, 346, 360, 380, 422, 456, 519, 570, 633, 684, 692, 760, 844, 855, 865, 1038, 1055, 1140, 1266, 1368, 1384, 1557, 1688, 1710, 1730, 1899, 2076, 2110, 2280, 2532, 2595, 3114, 3165, 3287, 3420, 3460, 3798, 4009, 4152, 4220, 5064, 5190, 6228, 6330, 6574, 6840, 6920, 7596, 7785, 8018, 8440, 9495, 9861, 10380, 12027, 12456, 12660, 13148, 15192, 15570, 16036, 16435, 18990, 19722, 20045, 20760, 24054, 25320, 26296, 29583, 31140, 32072, 32870, 36081, 36503, 37980, 39444, 40090, 48108, 49305, 59166, 60135, 62280, 65740, 72162, 73006, 75960, 78888, 80180, 96216, 98610, 109509, 118332, 120270, 131480, 144324, 146012, 147915, 160360, 180405, 182515, 197220, 219018, 236664, 240540, 288648, 292024, 295830, 328527, 360810, 365030, 394440, 438036, 481080, 547545, 591660, 657054, 693557, 721620, 730060, 876072, 1095090, 1183320, 1314108, 1387114, 1443240, 1460120, 1642635, 2080671, 2190180, 2628216, 2774228, 3285270, 3467785, 4161342, 4380360, 5548456, 6242013, 6570540, 6935570, 8322684, 10403355, 12484026, 13141080, 13871140, 16645368, 20806710, 24968052, 27742280, 31210065, 41613420, 49936104, 62420130, 83226840, 124840260, 249680520]

約数ペア:

[(1, 249680520), (2, 124840260), (3, 83226840), (4, 62420130), (5, 49936104), (6, 41613420), (8, 31210065), (9, 27742280), (10, 24968052), (12, 20806710), (15, 16645368), (18, 13871140), (19, 13141080), (20, 12484026), (24, 10403355), (30, 8322684), (36, 6935570), (38, 6570540), (40, 6242013), (45, 5548456), (57, 4380360), (60, 4161342), (72, 3467785), (76, 3285270), (90, 2774228), (95, 2628216), (114, 2190180), (120, 2080671), (152, 1642635), (171, 1460120), (173, 1443240), (180, 1387114), (190, 1314108), (211, 1183320), (228, 1095090), (285, 876072), (342, 730060), (346, 721620), (360, 693557), (380, 657054), (422, 591660), (456, 547545), (519, 481080), (570, 438036), (633, 394440), (684, 365030), (692, 360810), (760, 328527), (844, 295830), (855, 292024), (865, 288648), (1038, 240540), (1055, 236664), (1140, 219018), (1266, 197220), (1368, 182515), (1384, 180405), (1557, 160360), (1688, 147915), (1710, 146012), (1730, 144324), (1899, 131480), (2076, 120270), (2110, 118332), (2280, 109509), (2532, 98610), (2595, 96216), (3114, 80180), (3165, 78888), (3287, 75960), (3420, 73006), (3460, 72162), (3798, 65740), (4009, 62280), (4152, 60135), (4220, 59166), (5064, 49305), (5190, 48108), (6228, 40090), (6330, 39444), (6574, 37980), (6840, 36503), (6920, 36081), (7596, 32870), (7785, 32072), (8018, 31140), (8440, 29583), (9495, 26296), (9861, 25320), (10380, 24054), (12027, 20760), (12456, 20045), (12660, 19722), (13148, 18990), (15192, 16435), (15570, 16036)]