18725700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 63857024

約数和(自身を除く): 45131324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 60, 70, 74, 75, 84, 100, 105, 111, 140, 148, 150, 175, 185, 210, 222, 241, 259, 300, 350, 370, 420, 444, 482, 518, 525, 555, 700, 723, 740, 777, 925, 964, 1036, 1050, 1110, 1205, 1295, 1446, 1554, 1687, 1850, 2100, 2220, 2410, 2590, 2775, 2892, 3108, 3374, 3615, 3700, 3885, 4820, 5061, 5180, 5550, 6025, 6475, 6748, 7230, 7770, 8435, 8917, 10122, 11100, 12050, 12950, 14460, 15540, 16870, 17834, 18075, 19425, 20244, 24100, 25305, 25900, 26751, 33740, 35668, 36150, 38850, 42175, 44585, 50610, 53502, 62419, 72300, 77700, 84350, 89170, 101220, 107004, 124838, 126525, 133755, 168700, 178340, 187257, 222925, 249676, 253050, 267510, 312095, 374514, 445850, 506100, 535020, 624190, 668775, 749028, 891700, 936285, 1248380, 1337550, 1560475, 1872570, 2675100, 3120950, 3745140, 4681425, 6241900, 9362850, 18725700]

約数ペア:

[(1, 18725700), (2, 9362850), (3, 6241900), (4, 4681425), (5, 3745140), (6, 3120950), (7, 2675100), (10, 1872570), (12, 1560475), (14, 1337550), (15, 1248380), (20, 936285), (21, 891700), (25, 749028), (28, 668775), (30, 624190), (35, 535020), (37, 506100), (42, 445850), (50, 374514), (60, 312095), (70, 267510), (74, 253050), (75, 249676), (84, 222925), (100, 187257), (105, 178340), (111, 168700), (140, 133755), (148, 126525), (150, 124838), (175, 107004), (185, 101220), (210, 89170), (222, 84350), (241, 77700), (259, 72300), (300, 62419), (350, 53502), (370, 50610), (420, 44585), (444, 42175), (482, 38850), (518, 36150), (525, 35668), (555, 33740), (700, 26751), (723, 25900), (740, 25305), (777, 24100), (925, 20244), (964, 19425), (1036, 18075), (1050, 17834), (1110, 16870), (1205, 15540), (1295, 14460), (1446, 12950), (1554, 12050), (1687, 11100), (1850, 10122), (2100, 8917), (2220, 8435), (2410, 7770), (2590, 7230), (2775, 6748), (2892, 6475), (3108, 6025), (3374, 5550), (3615, 5180), (3700, 5061), (3885, 4820)]