208211580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:685

約数の個数: 192

約数和(自身を含む): 705559680

約数和(自身を除く): 497348100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 37, 45, 51, 54, 60, 68, 74, 85, 90, 102, 108, 111, 135, 148, 153, 170, 180, 185, 204, 222, 255, 270, 306, 333, 340, 370, 444, 459, 510, 540, 555, 612, 613, 629, 666, 740, 765, 918, 999, 1020, 1110, 1226, 1258, 1332, 1530, 1665, 1836, 1839, 1887, 1998, 2220, 2295, 2452, 2516, 3060, 3065, 3145, 3330, 3678, 3774, 3996, 4590, 4995, 5517, 5661, 6130, 6290, 6660, 7356, 7548, 9180, 9195, 9435, 9990, 10421, 11034, 11322, 12260, 12580, 16551, 16983, 18390, 18870, 19980, 20842, 22068, 22644, 22681, 27585, 28305, 31263, 33102, 33966, 36780, 37740, 41684, 45362, 52105, 55170, 56610, 62526, 66204, 67932, 68043, 82755, 84915, 90724, 93789, 104210, 110340, 113220, 113405, 125052, 136086, 156315, 165510, 169830, 187578, 204129, 208420, 226810, 272172, 281367, 312630, 331020, 339660, 340215, 375156, 385577, 408258, 453620, 468945, 562734, 612387, 625260, 680430, 771154, 816516, 937890, 1020645, 1125468, 1156731, 1224774, 1360860, 1406835, 1542308, 1875780, 1927885, 2041290, 2313462, 2449548, 2813670, 3061935, 3470193, 3855770, 4082580, 4626924, 5627340, 5783655, 6123870, 6940386, 7711540, 10410579, 11567310, 12247740, 13880772, 17350965, 20821158, 23134620, 34701930, 41642316, 52052895, 69403860, 104105790, 208211580]

約数ペア:

[(1, 208211580), (2, 104105790), (3, 69403860), (4, 52052895), (5, 41642316), (6, 34701930), (9, 23134620), (10, 20821158), (12, 17350965), (15, 13880772), (17, 12247740), (18, 11567310), (20, 10410579), (27, 7711540), (30, 6940386), (34, 6123870), (36, 5783655), (37, 5627340), (45, 4626924), (51, 4082580), (54, 3855770), (60, 3470193), (68, 3061935), (74, 2813670), (85, 2449548), (90, 2313462), (102, 2041290), (108, 1927885), (111, 1875780), (135, 1542308), (148, 1406835), (153, 1360860), (170, 1224774), (180, 1156731), (185, 1125468), (204, 1020645), (222, 937890), (255, 816516), (270, 771154), (306, 680430), (333, 625260), (340, 612387), (370, 562734), (444, 468945), (459, 453620), (510, 408258), (540, 385577), (555, 375156), (612, 340215), (613, 339660), (629, 331020), (666, 312630), (740, 281367), (765, 272172), (918, 226810), (999, 208420), (1020, 204129), (1110, 187578), (1226, 169830), (1258, 165510), (1332, 156315), (1530, 136086), (1665, 125052), (1836, 113405), (1839, 113220), (1887, 110340), (1998, 104210), (2220, 93789), (2295, 90724), (2452, 84915), (2516, 82755), (3060, 68043), (3065, 67932), (3145, 66204), (3330, 62526), (3678, 56610), (3774, 55170), (3996, 52105), (4590, 45362), (4995, 41684), (5517, 37740), (5661, 36780), (6130, 33966), (6290, 33102), (6660, 31263), (7356, 28305), (7548, 27585), (9180, 22681), (9195, 22644), (9435, 22068), (9990, 20842), (10421, 19980), (11034, 18870), (11322, 18390), (12260, 16983), (12580, 16551)]