257616450

素因数分解:

$2^1\times 3^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:280

約数の個数: 288

約数和(自身を含む): 887193216

約数和(自身を除く): 629576766

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 27, 30, 35, 39, 42, 45, 50, 54, 63, 65, 70, 75, 78, 81, 90, 91, 105, 117, 126, 130, 135, 150, 162, 175, 182, 189, 195, 210, 225, 233, 234, 243, 270, 273, 315, 325, 350, 351, 378, 390, 405, 450, 455, 466, 486, 525, 546, 567, 585, 630, 650, 675, 699, 702, 810, 819, 910, 945, 975, 1050, 1053, 1134, 1165, 1170, 1215, 1350, 1365, 1398, 1575, 1631, 1638, 1701, 1755, 1890, 1950, 2025, 2097, 2106, 2275, 2330, 2430, 2457, 2730, 2835, 2925, 3029, 3150, 3159, 3262, 3402, 3495, 3510, 4050, 4095, 4194, 4550, 4725, 4893, 4914, 5265, 5670, 5825, 5850, 6058, 6075, 6291, 6318, 6825, 6990, 7371, 8155, 8190, 8505, 8775, 9087, 9450, 9786, 10485, 10530, 11650, 12150, 12285, 12582, 13650, 14175, 14679, 14742, 15145, 15795, 16310, 17010, 17475, 17550, 18174, 18873, 20475, 20970, 21203, 22113, 24465, 24570, 26325, 27261, 28350, 29358, 30290, 31455, 31590, 34950, 36855, 37746, 40775, 40950, 42406, 42525, 44037, 44226, 45435, 48930, 52425, 52650, 54522, 56619, 61425, 62910, 63609, 73395, 73710, 75725, 78975, 81550, 81783, 85050, 88074, 90870, 94365, 104850, 106015, 110565, 113238, 122325, 122850, 127218, 132111, 136305, 146790, 151450, 157275, 157950, 163566, 184275, 188730, 190827, 212030, 220185, 221130, 227175, 244650, 245349, 264222, 272610, 283095, 314550, 318045, 366975, 368550, 381654, 396333, 408915, 440370, 454350, 471825, 490698, 530075, 552825, 566190, 572481, 636090, 660555, 681525, 733950, 736047, 792666, 817830, 943650, 954135, 1060150, 1100925, 1105650, 1144962, 1226745, 1321110, 1363050, 1415475, 1472094, 1590225, 1717443, 1908270, 1981665, 2044575, 2201850, 2453490, 2830950, 2862405, 3180450, 3302775, 3434886, 3680235, 3963330, 4089150, 4770675, 5152329, 5724810, 6133725, 6605550, 7360470, 8587215, 9541350, 9908325, 10304658, 12267450, 14312025, 17174430, 18401175, 19816650, 25761645, 28624050, 36802350, 42936075, 51523290, 85872150, 128808225, 257616450]

約数ペア:

[(1, 257616450), (2, 128808225), (3, 85872150), (5, 51523290), (6, 42936075), (7, 36802350), (9, 28624050), (10, 25761645), (13, 19816650), (14, 18401175), (15, 17174430), (18, 14312025), (21, 12267450), (25, 10304658), (26, 9908325), (27, 9541350), (30, 8587215), (35, 7360470), (39, 6605550), (42, 6133725), (45, 5724810), (50, 5152329), (54, 4770675), (63, 4089150), (65, 3963330), (70, 3680235), (75, 3434886), (78, 3302775), (81, 3180450), (90, 2862405), (91, 2830950), (105, 2453490), (117, 2201850), (126, 2044575), (130, 1981665), (135, 1908270), (150, 1717443), (162, 1590225), (175, 1472094), (182, 1415475), (189, 1363050), (195, 1321110), (210, 1226745), (225, 1144962), (233, 1105650), (234, 1100925), (243, 1060150), (270, 954135), (273, 943650), (315, 817830), (325, 792666), (350, 736047), (351, 733950), (378, 681525), (390, 660555), (405, 636090), (450, 572481), (455, 566190), (466, 552825), (486, 530075), (525, 490698), (546, 471825), (567, 454350), (585, 440370), (630, 408915), (650, 396333), (675, 381654), (699, 368550), (702, 366975), (810, 318045), (819, 314550), (910, 283095), (945, 272610), (975, 264222), (1050, 245349), (1053, 244650), (1134, 227175), (1165, 221130), (1170, 220185), (1215, 212030), (1350, 190827), (1365, 188730), (1398, 184275), (1575, 163566), (1631, 157950), (1638, 157275), (1701, 151450), (1755, 146790), (1890, 136305), (1950, 132111), (2025, 127218), (2097, 122850), (2106, 122325), (2275, 113238), (2330, 110565), (2430, 106015), (2457, 104850), (2730, 94365), (2835, 90870), (2925, 88074), (3029, 85050), (3150, 81783), (3159, 81550), (3262, 78975), (3402, 75725), (3495, 73710), (3510, 73395), (4050, 63609), (4095, 62910), (4194, 61425), (4550, 56619), (4725, 54522), (4893, 52650), (4914, 52425), (5265, 48930), (5670, 45435), (5825, 44226), (5850, 44037), (6058, 42525), (6075, 42406), (6291, 40950), (6318, 40775), (6825, 37746), (6990, 36855), (7371, 34950), (8155, 31590), (8190, 31455), (8505, 30290), (8775, 29358), (9087, 28350), (9450, 27261), (9786, 26325), (10485, 24570), (10530, 24465), (11650, 22113), (12150, 21203), (12285, 20970), (12582, 20475), (13650, 18873), (14175, 18174), (14679, 17550), (14742, 17475), (15145, 17010), (15795, 16310)]