1217495520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{17989}}^1$

素因数の和:18057

約数の個数: 144

約数和(自身を含む): 4243337280

約数和(自身を除く): 3025841760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 705, 720, 752, 846, 940, 1128, 1410, 1440, 1504, 1692, 1880, 2115, 2256, 2820, 3384, 3760, 4230, 4512, 5640, 6768, 7520, 8460, 11280, 13536, 16920, 17989, 22560, 33840, 35978, 53967, 67680, 71956, 89945, 107934, 143912, 161901, 179890, 215868, 269835, 287824, 323802, 359780, 431736, 539670, 575648, 647604, 719560, 809505, 845483, 863472, 1079340, 1295208, 1439120, 1619010, 1690966, 1726944, 2158680, 2536449, 2590416, 2878240, 3238020, 3381932, 4227415, 4317360, 5072898, 5180832, 6476040, 6763864, 7609347, 8454830, 8634720, 10145796, 12682245, 12952080, 13527728, 15218694, 16909660, 20291592, 25364490, 25904160, 27055456, 30437388, 33819320, 38046735, 40583184, 50728980, 60874776, 67638640, 76093470, 81166368, 101457960, 121749552, 135277280, 152186940, 202915920, 243499104, 304373880, 405831840, 608747760, 1217495520]

約数ペア:

[(1, 1217495520), (2, 608747760), (3, 405831840), (4, 304373880), (5, 243499104), (6, 202915920), (8, 152186940), (9, 135277280), (10, 121749552), (12, 101457960), (15, 81166368), (16, 76093470), (18, 67638640), (20, 60874776), (24, 50728980), (30, 40583184), (32, 38046735), (36, 33819320), (40, 30437388), (45, 27055456), (47, 25904160), (48, 25364490), (60, 20291592), (72, 16909660), (80, 15218694), (90, 13527728), (94, 12952080), (96, 12682245), (120, 10145796), (141, 8634720), (144, 8454830), (160, 7609347), (180, 6763864), (188, 6476040), (235, 5180832), (240, 5072898), (282, 4317360), (288, 4227415), (360, 3381932), (376, 3238020), (423, 2878240), (470, 2590416), (480, 2536449), (564, 2158680), (705, 1726944), (720, 1690966), (752, 1619010), (846, 1439120), (940, 1295208), (1128, 1079340), (1410, 863472), (1440, 845483), (1504, 809505), (1692, 719560), (1880, 647604), (2115, 575648), (2256, 539670), (2820, 431736), (3384, 359780), (3760, 323802), (4230, 287824), (4512, 269835), (5640, 215868), (6768, 179890), (7520, 161901), (8460, 143912), (11280, 107934), (13536, 89945), (16920, 71956), (17989, 67680), (22560, 53967), (33840, 35978)]