12781650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 38676096

約数和(自身を除く): 25894446

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 47, 49, 50, 70, 74, 75, 94, 98, 105, 111, 141, 147, 150, 175, 185, 210, 222, 235, 245, 259, 282, 294, 329, 350, 370, 470, 490, 518, 525, 555, 658, 705, 735, 777, 925, 987, 1050, 1110, 1175, 1225, 1295, 1410, 1470, 1554, 1645, 1739, 1813, 1850, 1974, 2303, 2350, 2450, 2590, 2775, 3290, 3478, 3525, 3626, 3675, 3885, 4606, 4935, 5217, 5439, 5550, 6475, 6909, 7050, 7350, 7770, 8225, 8695, 9065, 9870, 10434, 10878, 11515, 12173, 12950, 13818, 16450, 17390, 18130, 19425, 23030, 24346, 24675, 26085, 27195, 34545, 36519, 38850, 43475, 45325, 49350, 52170, 54390, 57575, 60865, 69090, 73038, 85211, 86950, 90650, 115150, 121730, 130425, 135975, 170422, 172725, 182595, 255633, 260850, 271950, 304325, 345450, 365190, 426055, 511266, 608650, 852110, 912975, 1278165, 1825950, 2130275, 2556330, 4260550, 6390825, 12781650]

約数ペア:

[(1, 12781650), (2, 6390825), (3, 4260550), (5, 2556330), (6, 2130275), (7, 1825950), (10, 1278165), (14, 912975), (15, 852110), (21, 608650), (25, 511266), (30, 426055), (35, 365190), (37, 345450), (42, 304325), (47, 271950), (49, 260850), (50, 255633), (70, 182595), (74, 172725), (75, 170422), (94, 135975), (98, 130425), (105, 121730), (111, 115150), (141, 90650), (147, 86950), (150, 85211), (175, 73038), (185, 69090), (210, 60865), (222, 57575), (235, 54390), (245, 52170), (259, 49350), (282, 45325), (294, 43475), (329, 38850), (350, 36519), (370, 34545), (470, 27195), (490, 26085), (518, 24675), (525, 24346), (555, 23030), (658, 19425), (705, 18130), (735, 17390), (777, 16450), (925, 13818), (987, 12950), (1050, 12173), (1110, 11515), (1175, 10878), (1225, 10434), (1295, 9870), (1410, 9065), (1470, 8695), (1554, 8225), (1645, 7770), (1739, 7350), (1813, 7050), (1850, 6909), (1974, 6475), (2303, 5550), (2350, 5439), (2450, 5217), (2590, 4935), (2775, 4606), (3290, 3885), (3478, 3675), (3525, 3626)]