272812400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:512

約数の個数: 180

約数和(自身を含む): 788788800

約数和(自身を除く): 515976400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 80, 98, 100, 112, 124, 140, 155, 175, 196, 200, 217, 245, 248, 280, 310, 350, 392, 400, 434, 449, 490, 496, 560, 620, 700, 775, 784, 868, 898, 980, 1085, 1225, 1240, 1400, 1519, 1550, 1736, 1796, 1960, 2170, 2245, 2450, 2480, 2800, 3038, 3100, 3143, 3472, 3592, 3920, 4340, 4490, 4900, 5425, 6076, 6200, 6286, 7184, 7595, 8680, 8980, 9800, 10850, 11225, 12152, 12400, 12572, 13919, 15190, 15715, 17360, 17960, 19600, 21700, 22001, 22450, 24304, 25144, 27838, 30380, 31430, 35920, 37975, 43400, 44002, 44900, 50288, 55676, 60760, 62860, 69595, 75950, 78575, 86800, 88004, 89800, 97433, 110005, 111352, 121520, 125720, 139190, 151900, 157150, 176008, 179600, 194866, 220010, 222704, 251440, 278380, 303800, 314300, 347975, 352016, 389732, 440020, 487165, 550025, 556760, 607600, 628600, 682031, 695950, 779464, 880040, 974330, 1100050, 1113520, 1257200, 1364062, 1391900, 1558928, 1760080, 1948660, 2200100, 2435825, 2728124, 2783800, 3410155, 3897320, 4400200, 4871650, 5456248, 5567600, 6820310, 7794640, 8800400, 9743300, 10912496, 13640620, 17050775, 19486600, 27281240, 34101550, 38973200, 54562480, 68203100, 136406200, 272812400]

約数ペア:

[(1, 272812400), (2, 136406200), (4, 68203100), (5, 54562480), (7, 38973200), (8, 34101550), (10, 27281240), (14, 19486600), (16, 17050775), (20, 13640620), (25, 10912496), (28, 9743300), (31, 8800400), (35, 7794640), (40, 6820310), (49, 5567600), (50, 5456248), (56, 4871650), (62, 4400200), (70, 3897320), (80, 3410155), (98, 2783800), (100, 2728124), (112, 2435825), (124, 2200100), (140, 1948660), (155, 1760080), (175, 1558928), (196, 1391900), (200, 1364062), (217, 1257200), (245, 1113520), (248, 1100050), (280, 974330), (310, 880040), (350, 779464), (392, 695950), (400, 682031), (434, 628600), (449, 607600), (490, 556760), (496, 550025), (560, 487165), (620, 440020), (700, 389732), (775, 352016), (784, 347975), (868, 314300), (898, 303800), (980, 278380), (1085, 251440), (1225, 222704), (1240, 220010), (1400, 194866), (1519, 179600), (1550, 176008), (1736, 157150), (1796, 151900), (1960, 139190), (2170, 125720), (2245, 121520), (2450, 111352), (2480, 110005), (2800, 97433), (3038, 89800), (3100, 88004), (3143, 86800), (3472, 78575), (3592, 75950), (3920, 69595), (4340, 62860), (4490, 60760), (4900, 55676), (5425, 50288), (6076, 44900), (6200, 44002), (6286, 43400), (7184, 37975), (7595, 35920), (8680, 31430), (8980, 30380), (9800, 27838), (10850, 25144), (11225, 24304), (12152, 22450), (12400, 22001), (12572, 21700), (13919, 19600), (15190, 17960), (15715, 17360)]