247612140

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 240

約数和(自身を含む): 848165472

約数和(自身を除く): 600553332

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, 81, 85, 90, 102, 108, 111, 135, 148, 153, 162, 170, 180, 185, 204, 222, 243, 255, 270, 306, 324, 333, 340, 370, 405, 444, 459, 486, 510, 540, 555, 612, 629, 666, 729, 740, 765, 810, 918, 972, 999, 1020, 1110, 1215, 1258, 1332, 1377, 1458, 1530, 1620, 1665, 1836, 1887, 1998, 2187, 2220, 2295, 2430, 2516, 2754, 2916, 2997, 3060, 3145, 3330, 3645, 3774, 3996, 4131, 4374, 4590, 4860, 4995, 5508, 5661, 5994, 6290, 6561, 6660, 6885, 7290, 7548, 8262, 8748, 8991, 9180, 9435, 9990, 10935, 11322, 11988, 12393, 12580, 13122, 13770, 14580, 14985, 16524, 16983, 17982, 18870, 19683, 19980, 20655, 21870, 22644, 24786, 26244, 26973, 27540, 28305, 29970, 32805, 33966, 35964, 37179, 37740, 39366, 41310, 43740, 44955, 49572, 50949, 53946, 56610, 59940, 61965, 65610, 67932, 74358, 78732, 80919, 82620, 84915, 89910, 98415, 101898, 107892, 111537, 113220, 123930, 131220, 134865, 148716, 152847, 161838, 169830, 179820, 185895, 196830, 203796, 223074, 242757, 247860, 254745, 269730, 305694, 323676, 334611, 339660, 371790, 393660, 404595, 446148, 458541, 485514, 509490, 539460, 557685, 611388, 669222, 728271, 743580, 764235, 809190, 917082, 971028, 1018980, 1115370, 1213785, 1338444, 1375623, 1456542, 1528470, 1618380, 1673055, 1834164, 2230740, 2292705, 2427570, 2751246, 2913084, 3056940, 3346110, 3641355, 4126869, 4585410, 4855140, 5502492, 6692220, 6878115, 7282710, 8253738, 9170820, 12380607, 13756230, 14565420, 16507476, 20634345, 24761214, 27512460, 41268690, 49522428, 61903035, 82537380, 123806070, 247612140]

約数ペア:

[(1, 247612140), (2, 123806070), (3, 82537380), (4, 61903035), (5, 49522428), (6, 41268690), (9, 27512460), (10, 24761214), (12, 20634345), (15, 16507476), (17, 14565420), (18, 13756230), (20, 12380607), (27, 9170820), (30, 8253738), (34, 7282710), (36, 6878115), (37, 6692220), (45, 5502492), (51, 4855140), (54, 4585410), (60, 4126869), (68, 3641355), (74, 3346110), (81, 3056940), (85, 2913084), (90, 2751246), (102, 2427570), (108, 2292705), (111, 2230740), (135, 1834164), (148, 1673055), (153, 1618380), (162, 1528470), (170, 1456542), (180, 1375623), (185, 1338444), (204, 1213785), (222, 1115370), (243, 1018980), (255, 971028), (270, 917082), (306, 809190), (324, 764235), (333, 743580), (340, 728271), (370, 669222), (405, 611388), (444, 557685), (459, 539460), (486, 509490), (510, 485514), (540, 458541), (555, 446148), (612, 404595), (629, 393660), (666, 371790), (729, 339660), (740, 334611), (765, 323676), (810, 305694), (918, 269730), (972, 254745), (999, 247860), (1020, 242757), (1110, 223074), (1215, 203796), (1258, 196830), (1332, 185895), (1377, 179820), (1458, 169830), (1530, 161838), (1620, 152847), (1665, 148716), (1836, 134865), (1887, 131220), (1998, 123930), (2187, 113220), (2220, 111537), (2295, 107892), (2430, 101898), (2516, 98415), (2754, 89910), (2916, 84915), (2997, 82620), (3060, 80919), (3145, 78732), (3330, 74358), (3645, 67932), (3774, 65610), (3996, 61965), (4131, 59940), (4374, 56610), (4590, 53946), (4860, 50949), (4995, 49572), (5508, 44955), (5661, 43740), (5994, 41310), (6290, 39366), (6561, 37740), (6660, 37179), (6885, 35964), (7290, 33966), (7548, 32805), (8262, 29970), (8748, 28305), (8991, 27540), (9180, 26973), (9435, 26244), (9990, 24786), (10935, 22644), (11322, 21870), (11988, 20655), (12393, 19980), (12580, 19683), (13122, 18870), (13770, 17982), (14580, 16983), (14985, 16524)]