155831760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{631}}^1$

素因数の和:671

約数の個数: 240

約数和(自身を含む): 611270400

約数和(自身を除く): 455438640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 631, 686, 720, 735, 784, 840, 882, 980, 1008, 1029, 1176, 1260, 1262, 1372, 1470, 1680, 1715, 1764, 1893, 1960, 2058, 2205, 2352, 2520, 2524, 2744, 2940, 3087, 3155, 3430, 3528, 3786, 3920, 4116, 4410, 4417, 5040, 5048, 5145, 5488, 5679, 5880, 6174, 6310, 6860, 7056, 7572, 8232, 8820, 8834, 9465, 10096, 10290, 11358, 11760, 12348, 12620, 13251, 13720, 15144, 15435, 16464, 17640, 17668, 18930, 20580, 22085, 22716, 24696, 25240, 26502, 27440, 28395, 30288, 30870, 30919, 35280, 35336, 37860, 39753, 41160, 44170, 45432, 49392, 50480, 53004, 56790, 61740, 61838, 66255, 70672, 75720, 79506, 82320, 88340, 90864, 92757, 106008, 113580, 123480, 123676, 132510, 151440, 154595, 159012, 176680, 185514, 198765, 212016, 216433, 227160, 246960, 247352, 265020, 278271, 309190, 318024, 353360, 371028, 397530, 432866, 454320, 463785, 494704, 530040, 556542, 618380, 636048, 649299, 742056, 795060, 865732, 927570, 1060080, 1082165, 1113084, 1236760, 1298598, 1391355, 1484112, 1590120, 1731464, 1855140, 1947897, 2164330, 2226168, 2473520, 2597196, 2782710, 3180240, 3246495, 3462928, 3710280, 3895794, 4328660, 4452336, 5194392, 5565420, 6492990, 7420560, 7791588, 8657320, 9739485, 10388784, 11130840, 12985980, 15583176, 17314640, 19478970, 22261680, 25971960, 31166352, 38957940, 51943920, 77915880, 155831760]

約数ペア:

[(1, 155831760), (2, 77915880), (3, 51943920), (4, 38957940), (5, 31166352), (6, 25971960), (7, 22261680), (8, 19478970), (9, 17314640), (10, 15583176), (12, 12985980), (14, 11130840), (15, 10388784), (16, 9739485), (18, 8657320), (20, 7791588), (21, 7420560), (24, 6492990), (28, 5565420), (30, 5194392), (35, 4452336), (36, 4328660), (40, 3895794), (42, 3710280), (45, 3462928), (48, 3246495), (49, 3180240), (56, 2782710), (60, 2597196), (63, 2473520), (70, 2226168), (72, 2164330), (80, 1947897), (84, 1855140), (90, 1731464), (98, 1590120), (105, 1484112), (112, 1391355), (120, 1298598), (126, 1236760), (140, 1113084), (144, 1082165), (147, 1060080), (168, 927570), (180, 865732), (196, 795060), (210, 742056), (240, 649299), (245, 636048), (252, 618380), (280, 556542), (294, 530040), (315, 494704), (336, 463785), (343, 454320), (360, 432866), (392, 397530), (420, 371028), (441, 353360), (490, 318024), (504, 309190), (560, 278271), (588, 265020), (630, 247352), (631, 246960), (686, 227160), (720, 216433), (735, 212016), (784, 198765), (840, 185514), (882, 176680), (980, 159012), (1008, 154595), (1029, 151440), (1176, 132510), (1260, 123676), (1262, 123480), (1372, 113580), (1470, 106008), (1680, 92757), (1715, 90864), (1764, 88340), (1893, 82320), (1960, 79506), (2058, 75720), (2205, 70672), (2352, 66255), (2520, 61838), (2524, 61740), (2744, 56790), (2940, 53004), (3087, 50480), (3155, 49392), (3430, 45432), (3528, 44170), (3786, 41160), (3920, 39753), (4116, 37860), (4410, 35336), (4417, 35280), (5040, 30919), (5048, 30870), (5145, 30288), (5488, 28395), (5679, 27440), (5880, 26502), (6174, 25240), (6310, 24696), (6860, 22716), (7056, 22085), (7572, 20580), (8232, 18930), (8820, 17668), (8834, 17640), (9465, 16464), (10096, 15435), (10290, 15144), (11358, 13720), (11760, 13251), (12348, 12620)]