205217100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1141

約数の個数: 216

約数和(自身を含む): 739327680

約数和(自身を除く): 534110580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 25, 30, 33, 36, 38, 44, 45, 50, 55, 57, 60, 66, 75, 76, 90, 95, 99, 100, 110, 114, 132, 150, 165, 171, 180, 190, 198, 209, 220, 225, 228, 275, 285, 300, 330, 342, 380, 396, 418, 450, 475, 495, 550, 570, 627, 660, 684, 825, 836, 855, 900, 950, 990, 1045, 1091, 1100, 1140, 1254, 1425, 1650, 1710, 1881, 1900, 1980, 2090, 2182, 2475, 2508, 2850, 3135, 3273, 3300, 3420, 3762, 4180, 4275, 4364, 4950, 5225, 5455, 5700, 6270, 6546, 7524, 8550, 9405, 9819, 9900, 10450, 10910, 12001, 12540, 13092, 15675, 16365, 17100, 18810, 19638, 20729, 20900, 21820, 24002, 27275, 31350, 32730, 36003, 37620, 39276, 41458, 47025, 48004, 49095, 54550, 60005, 62187, 62700, 65460, 72006, 81825, 82916, 94050, 98190, 103645, 108009, 109100, 120010, 124374, 144012, 163650, 180015, 186561, 188100, 196380, 207290, 216018, 228019, 240020, 245475, 248748, 300025, 310935, 327300, 360030, 373122, 414580, 432036, 456038, 490950, 518225, 540045, 600050, 621870, 684057, 720060, 746244, 900075, 912076, 932805, 981900, 1036450, 1080090, 1140095, 1200100, 1243740, 1368114, 1554675, 1800150, 1865610, 2052171, 2072900, 2160180, 2280190, 2700225, 2736228, 3109350, 3420285, 3600300, 3731220, 4104342, 4560380, 4664025, 5400450, 5700475, 6218700, 6840570, 8208684, 9328050, 10260855, 10800900, 11400950, 13681140, 17101425, 18656100, 20521710, 22801900, 34202850, 41043420, 51304275, 68405700, 102608550, 205217100]

約数ペア:

[(1, 205217100), (2, 102608550), (3, 68405700), (4, 51304275), (5, 41043420), (6, 34202850), (9, 22801900), (10, 20521710), (11, 18656100), (12, 17101425), (15, 13681140), (18, 11400950), (19, 10800900), (20, 10260855), (22, 9328050), (25, 8208684), (30, 6840570), (33, 6218700), (36, 5700475), (38, 5400450), (44, 4664025), (45, 4560380), (50, 4104342), (55, 3731220), (57, 3600300), (60, 3420285), (66, 3109350), (75, 2736228), (76, 2700225), (90, 2280190), (95, 2160180), (99, 2072900), (100, 2052171), (110, 1865610), (114, 1800150), (132, 1554675), (150, 1368114), (165, 1243740), (171, 1200100), (180, 1140095), (190, 1080090), (198, 1036450), (209, 981900), (220, 932805), (225, 912076), (228, 900075), (275, 746244), (285, 720060), (300, 684057), (330, 621870), (342, 600050), (380, 540045), (396, 518225), (418, 490950), (450, 456038), (475, 432036), (495, 414580), (550, 373122), (570, 360030), (627, 327300), (660, 310935), (684, 300025), (825, 248748), (836, 245475), (855, 240020), (900, 228019), (950, 216018), (990, 207290), (1045, 196380), (1091, 188100), (1100, 186561), (1140, 180015), (1254, 163650), (1425, 144012), (1650, 124374), (1710, 120010), (1881, 109100), (1900, 108009), (1980, 103645), (2090, 98190), (2182, 94050), (2475, 82916), (2508, 81825), (2850, 72006), (3135, 65460), (3273, 62700), (3300, 62187), (3420, 60005), (3762, 54550), (4180, 49095), (4275, 48004), (4364, 47025), (4950, 41458), (5225, 39276), (5455, 37620), (5700, 36003), (6270, 32730), (6546, 31350), (7524, 27275), (8550, 24002), (9405, 21820), (9819, 20900), (9900, 20729), (10450, 19638), (10910, 18810), (12001, 17100), (12540, 16365), (13092, 15675)]