155241800

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 192

約数和(自身を含む): 440448000

約数和(自身を除く): 285206200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 73, 98, 100, 124, 140, 146, 155, 175, 196, 200, 217, 245, 248, 280, 292, 310, 343, 350, 365, 392, 434, 490, 511, 584, 620, 686, 700, 730, 775, 868, 980, 1022, 1085, 1225, 1240, 1372, 1400, 1460, 1519, 1550, 1715, 1736, 1825, 1960, 2044, 2170, 2263, 2450, 2555, 2744, 2920, 3038, 3100, 3430, 3577, 3650, 4088, 4340, 4526, 4900, 5110, 5425, 6076, 6200, 6860, 7154, 7300, 7595, 8575, 8680, 9052, 9800, 10220, 10633, 10850, 11315, 12152, 12775, 13720, 14308, 14600, 15190, 15841, 17150, 17885, 18104, 20440, 21266, 21700, 22630, 25039, 25550, 28616, 30380, 31682, 34300, 35770, 37975, 42532, 43400, 45260, 50078, 51100, 53165, 56575, 60760, 63364, 68600, 71540, 75950, 79205, 85064, 89425, 90520, 100156, 102200, 106330, 110887, 113150, 125195, 126728, 143080, 151900, 158410, 178850, 200312, 212660, 221774, 226300, 250390, 265825, 303800, 316820, 357700, 396025, 425320, 443548, 452600, 500780, 531650, 554435, 625975, 633640, 715400, 776209, 792050, 887096, 1001560, 1063300, 1108870, 1251950, 1552418, 1584100, 2126600, 2217740, 2503900, 2772175, 3104836, 3168200, 3881045, 4435480, 5007800, 5544350, 6209672, 7762090, 11088700, 15524180, 19405225, 22177400, 31048360, 38810450, 77620900, 155241800]

約数ペア:

[(1, 155241800), (2, 77620900), (4, 38810450), (5, 31048360), (7, 22177400), (8, 19405225), (10, 15524180), (14, 11088700), (20, 7762090), (25, 6209672), (28, 5544350), (31, 5007800), (35, 4435480), (40, 3881045), (49, 3168200), (50, 3104836), (56, 2772175), (62, 2503900), (70, 2217740), (73, 2126600), (98, 1584100), (100, 1552418), (124, 1251950), (140, 1108870), (146, 1063300), (155, 1001560), (175, 887096), (196, 792050), (200, 776209), (217, 715400), (245, 633640), (248, 625975), (280, 554435), (292, 531650), (310, 500780), (343, 452600), (350, 443548), (365, 425320), (392, 396025), (434, 357700), (490, 316820), (511, 303800), (584, 265825), (620, 250390), (686, 226300), (700, 221774), (730, 212660), (775, 200312), (868, 178850), (980, 158410), (1022, 151900), (1085, 143080), (1225, 126728), (1240, 125195), (1372, 113150), (1400, 110887), (1460, 106330), (1519, 102200), (1550, 100156), (1715, 90520), (1736, 89425), (1825, 85064), (1960, 79205), (2044, 75950), (2170, 71540), (2263, 68600), (2450, 63364), (2555, 60760), (2744, 56575), (2920, 53165), (3038, 51100), (3100, 50078), (3430, 45260), (3577, 43400), (3650, 42532), (4088, 37975), (4340, 35770), (4526, 34300), (4900, 31682), (5110, 30380), (5425, 28616), (6076, 25550), (6200, 25039), (6860, 22630), (7154, 21700), (7300, 21266), (7595, 20440), (8575, 18104), (8680, 17885), (9052, 17150), (9800, 15841), (10220, 15190), (10633, 14600), (10850, 14308), (11315, 13720), (12152, 12775)]