2015901900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{117889}}^1$

素因数の和:117928

約数の個数: 108

約数和(自身を含む): 6651353800

約数和(自身を除く): 4635451900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 4275, 5700, 8550, 17100, 117889, 235778, 353667, 471556, 589445, 707334, 1061001, 1178890, 1414668, 1768335, 2122002, 2239891, 2357780, 2947225, 3536670, 4244004, 4479782, 5305005, 5894450, 6719673, 7073340, 8841675, 8959564, 10610010, 11199455, 11788900, 13439346, 17683350, 20159019, 21220020, 22398910, 26525025, 26878692, 33598365, 35366700, 40318038, 44797820, 53050050, 55997275, 67196730, 80636076, 100795095, 106100100, 111994550, 134393460, 167991825, 201590190, 223989100, 335983650, 403180380, 503975475, 671967300, 1007950950, 2015901900]

約数ペア:

[(1, 2015901900), (2, 1007950950), (3, 671967300), (4, 503975475), (5, 403180380), (6, 335983650), (9, 223989100), (10, 201590190), (12, 167991825), (15, 134393460), (18, 111994550), (19, 106100100), (20, 100795095), (25, 80636076), (30, 67196730), (36, 55997275), (38, 53050050), (45, 44797820), (50, 40318038), (57, 35366700), (60, 33598365), (75, 26878692), (76, 26525025), (90, 22398910), (95, 21220020), (100, 20159019), (114, 17683350), (150, 13439346), (171, 11788900), (180, 11199455), (190, 10610010), (225, 8959564), (228, 8841675), (285, 7073340), (300, 6719673), (342, 5894450), (380, 5305005), (450, 4479782), (475, 4244004), (570, 3536670), (684, 2947225), (855, 2357780), (900, 2239891), (950, 2122002), (1140, 1768335), (1425, 1414668), (1710, 1178890), (1900, 1061001), (2850, 707334), (3420, 589445), (4275, 471556), (5700, 353667), (8550, 235778), (17100, 117889)]