128601900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:313

約数の個数: 216

約数和(自身を含む): 467157600

約数和(自身を除く): 338555700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 137, 140, 149, 150, 175, 180, 210, 225, 252, 274, 298, 300, 315, 350, 411, 420, 447, 450, 525, 548, 596, 630, 685, 700, 745, 822, 894, 900, 959, 1043, 1050, 1233, 1260, 1341, 1370, 1490, 1575, 1644, 1788, 1918, 2055, 2086, 2100, 2235, 2466, 2682, 2740, 2877, 2980, 3129, 3150, 3425, 3725, 3836, 4110, 4172, 4470, 4795, 4932, 5215, 5364, 5754, 6165, 6258, 6300, 6705, 6850, 7450, 8220, 8631, 8940, 9387, 9590, 10275, 10430, 11175, 11508, 12330, 12516, 13410, 13700, 14385, 14900, 15645, 17262, 18774, 19180, 20413, 20550, 20860, 22350, 23975, 24660, 26075, 26820, 28770, 30825, 31290, 33525, 34524, 37548, 40826, 41100, 43155, 44700, 46935, 47950, 52150, 57540, 61239, 61650, 62580, 67050, 71925, 78225, 81652, 86310, 93870, 95900, 102065, 104300, 122478, 123300, 134100, 142891, 143850, 156450, 172620, 183717, 187740, 204130, 215775, 234675, 244956, 285782, 287700, 306195, 312900, 367434, 408260, 428673, 431550, 469350, 510325, 571564, 612390, 714455, 734868, 857346, 863100, 918585, 938700, 1020650, 1224780, 1286019, 1428910, 1530975, 1714692, 1837170, 2041300, 2143365, 2572038, 2857820, 3061950, 3572275, 3674340, 4286730, 4592925, 5144076, 6123900, 6430095, 7144550, 8573460, 9185850, 10716825, 12860190, 14289100, 18371700, 21433650, 25720380, 32150475, 42867300, 64300950, 128601900]

約数ペア:

[(1, 128601900), (2, 64300950), (3, 42867300), (4, 32150475), (5, 25720380), (6, 21433650), (7, 18371700), (9, 14289100), (10, 12860190), (12, 10716825), (14, 9185850), (15, 8573460), (18, 7144550), (20, 6430095), (21, 6123900), (25, 5144076), (28, 4592925), (30, 4286730), (35, 3674340), (36, 3572275), (42, 3061950), (45, 2857820), (50, 2572038), (60, 2143365), (63, 2041300), (70, 1837170), (75, 1714692), (84, 1530975), (90, 1428910), (100, 1286019), (105, 1224780), (126, 1020650), (137, 938700), (140, 918585), (149, 863100), (150, 857346), (175, 734868), (180, 714455), (210, 612390), (225, 571564), (252, 510325), (274, 469350), (298, 431550), (300, 428673), (315, 408260), (350, 367434), (411, 312900), (420, 306195), (447, 287700), (450, 285782), (525, 244956), (548, 234675), (596, 215775), (630, 204130), (685, 187740), (700, 183717), (745, 172620), (822, 156450), (894, 143850), (900, 142891), (959, 134100), (1043, 123300), (1050, 122478), (1233, 104300), (1260, 102065), (1341, 95900), (1370, 93870), (1490, 86310), (1575, 81652), (1644, 78225), (1788, 71925), (1918, 67050), (2055, 62580), (2086, 61650), (2100, 61239), (2235, 57540), (2466, 52150), (2682, 47950), (2740, 46935), (2877, 44700), (2980, 43155), (3129, 41100), (3150, 40826), (3425, 37548), (3725, 34524), (3836, 33525), (4110, 31290), (4172, 30825), (4470, 28770), (4795, 26820), (4932, 26075), (5215, 24660), (5364, 23975), (5754, 22350), (6165, 20860), (6258, 20550), (6300, 20413), (6705, 19180), (6850, 18774), (7450, 17262), (8220, 15645), (8631, 14900), (8940, 14385), (9387, 13700), (9590, 13410), (10275, 12516), (10430, 12330), (11175, 11508)]