2018890980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:760

約数の個数: 240

約数和(自身を含む): 6739951680

約数和(自身を除く): 4721060700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 107, 108, 114, 135, 162, 171, 180, 190, 214, 228, 270, 285, 321, 324, 342, 380, 405, 428, 513, 535, 540, 570, 613, 642, 684, 810, 855, 963, 1026, 1070, 1140, 1226, 1284, 1539, 1605, 1620, 1710, 1839, 1926, 2033, 2052, 2140, 2452, 2565, 2889, 3065, 3078, 3210, 3420, 3678, 3852, 4066, 4815, 5130, 5517, 5778, 6099, 6130, 6156, 6420, 7356, 7695, 8132, 8667, 9195, 9630, 10165, 10260, 11034, 11556, 11647, 12198, 12260, 14445, 15390, 16551, 17334, 18297, 18390, 19260, 20330, 22068, 23294, 24396, 27585, 28890, 30495, 30780, 33102, 34668, 34941, 36594, 36780, 40660, 43335, 46588, 49653, 54891, 55170, 57780, 58235, 60990, 65591, 66204, 69882, 73188, 82755, 86670, 91485, 99306, 104823, 109782, 110340, 116470, 121980, 131182, 139764, 164673, 165510, 173340, 174705, 182970, 196773, 198612, 209646, 219564, 232940, 248265, 262364, 274455, 314469, 327955, 329346, 331020, 349410, 365940, 393546, 419292, 496530, 524115, 548910, 590319, 628938, 655910, 658692, 698820, 787092, 823365, 943407, 983865, 993060, 1048230, 1097820, 1180638, 1246229, 1257876, 1311820, 1572345, 1646730, 1770957, 1886814, 1967730, 2096460, 2361276, 2492458, 2951595, 3144690, 3293460, 3541914, 3738687, 3773628, 3935460, 4717035, 4984916, 5312871, 5903190, 6231145, 6289380, 7083828, 7477374, 8854785, 9434070, 10625742, 11216061, 11806380, 12462290, 14954748, 17709570, 18693435, 18868140, 21251484, 22432122, 24924580, 26564355, 33648183, 35419140, 37386870, 44864244, 53128710, 56080305, 67296366, 74773740, 100944549, 106257420, 112160610, 134592732, 168240915, 201889098, 224321220, 336481830, 403778196, 504722745, 672963660, 1009445490, 2018890980]

約数ペア:

[(1, 2018890980), (2, 1009445490), (3, 672963660), (4, 504722745), (5, 403778196), (6, 336481830), (9, 224321220), (10, 201889098), (12, 168240915), (15, 134592732), (18, 112160610), (19, 106257420), (20, 100944549), (27, 74773740), (30, 67296366), (36, 56080305), (38, 53128710), (45, 44864244), (54, 37386870), (57, 35419140), (60, 33648183), (76, 26564355), (81, 24924580), (90, 22432122), (95, 21251484), (107, 18868140), (108, 18693435), (114, 17709570), (135, 14954748), (162, 12462290), (171, 11806380), (180, 11216061), (190, 10625742), (214, 9434070), (228, 8854785), (270, 7477374), (285, 7083828), (321, 6289380), (324, 6231145), (342, 5903190), (380, 5312871), (405, 4984916), (428, 4717035), (513, 3935460), (535, 3773628), (540, 3738687), (570, 3541914), (613, 3293460), (642, 3144690), (684, 2951595), (810, 2492458), (855, 2361276), (963, 2096460), (1026, 1967730), (1070, 1886814), (1140, 1770957), (1226, 1646730), (1284, 1572345), (1539, 1311820), (1605, 1257876), (1620, 1246229), (1710, 1180638), (1839, 1097820), (1926, 1048230), (2033, 993060), (2052, 983865), (2140, 943407), (2452, 823365), (2565, 787092), (2889, 698820), (3065, 658692), (3078, 655910), (3210, 628938), (3420, 590319), (3678, 548910), (3852, 524115), (4066, 496530), (4815, 419292), (5130, 393546), (5517, 365940), (5778, 349410), (6099, 331020), (6130, 329346), (6156, 327955), (6420, 314469), (7356, 274455), (7695, 262364), (8132, 248265), (8667, 232940), (9195, 219564), (9630, 209646), (10165, 198612), (10260, 196773), (11034, 182970), (11556, 174705), (11647, 173340), (12198, 165510), (12260, 164673), (14445, 139764), (15390, 131182), (16551, 121980), (17334, 116470), (18297, 110340), (18390, 109782), (19260, 104823), (20330, 99306), (22068, 91485), (23294, 86670), (24396, 82755), (27585, 73188), (28890, 69882), (30495, 66204), (30780, 65591), (33102, 60990), (34668, 58235), (34941, 57780), (36594, 55170), (36780, 54891), (40660, 49653), (43335, 46588)]