161621600

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 288

約数和(自身を含む): 499968000

約数和(自身を除く): 338346400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 31, 32, 35, 38, 40, 49, 50, 56, 62, 70, 76, 80, 95, 98, 100, 112, 124, 133, 140, 152, 155, 160, 175, 190, 196, 200, 217, 224, 245, 248, 266, 280, 304, 310, 343, 350, 380, 392, 400, 434, 475, 490, 496, 532, 560, 589, 608, 620, 665, 686, 700, 760, 775, 784, 800, 868, 931, 950, 980, 992, 1064, 1085, 1120, 1178, 1225, 1240, 1330, 1372, 1400, 1519, 1520, 1550, 1568, 1715, 1736, 1862, 1900, 1960, 2128, 2170, 2356, 2450, 2480, 2660, 2744, 2800, 2945, 3038, 3040, 3100, 3325, 3430, 3472, 3724, 3800, 3920, 4123, 4256, 4340, 4655, 4712, 4900, 4960, 5320, 5425, 5488, 5600, 5890, 6076, 6200, 6517, 6650, 6860, 6944, 7448, 7595, 7600, 7840, 8246, 8575, 8680, 9310, 9424, 9800, 10633, 10640, 10850, 10976, 11780, 12152, 12400, 13034, 13300, 13720, 14725, 14896, 15190, 15200, 16492, 17150, 17360, 18620, 18848, 19600, 20615, 21266, 21280, 21700, 23275, 23560, 24304, 24800, 26068, 26600, 27440, 28861, 29450, 29792, 30380, 32585, 32984, 34300, 34720, 37240, 37975, 39200, 41230, 42532, 43400, 46550, 47120, 48608, 52136, 53165, 53200, 54880, 57722, 58900, 60760, 65170, 65968, 68600, 74480, 75950, 82460, 85064, 86800, 93100, 94240, 103075, 104272, 106330, 106400, 115444, 117800, 121520, 130340, 131936, 137200, 144305, 148960, 151900, 162925, 164920, 170128, 173600, 186200, 202027, 206150, 208544, 212660, 230888, 235600, 243040, 260680, 265825, 274400, 288610, 303800, 325850, 329840, 340256, 372400, 404054, 412300, 425320, 461776, 471200, 521360, 531650, 577220, 607600, 651700, 659680, 721525, 744800, 808108, 824600, 850640, 923552, 1010135, 1042720, 1063300, 1154440, 1215200, 1303400, 1443050, 1616216, 1649200, 1701280, 2020270, 2126600, 2308880, 2606800, 2886100, 3232432, 3298400, 4040540, 4253200, 4617760, 5050675, 5213600, 5772200, 6464864, 8081080, 8506400, 10101350, 11544400, 16162160, 20202700, 23088800, 32324320, 40405400, 80810800, 161621600]

約数ペア:

[(1, 161621600), (2, 80810800), (4, 40405400), (5, 32324320), (7, 23088800), (8, 20202700), (10, 16162160), (14, 11544400), (16, 10101350), (19, 8506400), (20, 8081080), (25, 6464864), (28, 5772200), (31, 5213600), (32, 5050675), (35, 4617760), (38, 4253200), (40, 4040540), (49, 3298400), (50, 3232432), (56, 2886100), (62, 2606800), (70, 2308880), (76, 2126600), (80, 2020270), (95, 1701280), (98, 1649200), (100, 1616216), (112, 1443050), (124, 1303400), (133, 1215200), (140, 1154440), (152, 1063300), (155, 1042720), (160, 1010135), (175, 923552), (190, 850640), (196, 824600), (200, 808108), (217, 744800), (224, 721525), (245, 659680), (248, 651700), (266, 607600), (280, 577220), (304, 531650), (310, 521360), (343, 471200), (350, 461776), (380, 425320), (392, 412300), (400, 404054), (434, 372400), (475, 340256), (490, 329840), (496, 325850), (532, 303800), (560, 288610), (589, 274400), (608, 265825), (620, 260680), (665, 243040), (686, 235600), (700, 230888), (760, 212660), (775, 208544), (784, 206150), (800, 202027), (868, 186200), (931, 173600), (950, 170128), (980, 164920), (992, 162925), (1064, 151900), (1085, 148960), (1120, 144305), (1178, 137200), (1225, 131936), (1240, 130340), (1330, 121520), (1372, 117800), (1400, 115444), (1519, 106400), (1520, 106330), (1550, 104272), (1568, 103075), (1715, 94240), (1736, 93100), (1862, 86800), (1900, 85064), (1960, 82460), (2128, 75950), (2170, 74480), (2356, 68600), (2450, 65968), (2480, 65170), (2660, 60760), (2744, 58900), (2800, 57722), (2945, 54880), (3038, 53200), (3040, 53165), (3100, 52136), (3325, 48608), (3430, 47120), (3472, 46550), (3724, 43400), (3800, 42532), (3920, 41230), (4123, 39200), (4256, 37975), (4340, 37240), (4655, 34720), (4712, 34300), (4900, 32984), (4960, 32585), (5320, 30380), (5425, 29792), (5488, 29450), (5600, 28861), (5890, 27440), (6076, 26600), (6200, 26068), (6517, 24800), (6650, 24304), (6860, 23560), (6944, 23275), (7448, 21700), (7595, 21280), (7600, 21266), (7840, 20615), (8246, 19600), (8575, 18848), (8680, 18620), (9310, 17360), (9424, 17150), (9800, 16492), (10633, 15200), (10640, 15190), (10850, 14896), (10976, 14725), (11780, 13720), (12152, 13300), (12400, 13034)]