61453980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 288

約数和(自身を含む): 239016960

約数和(自身を除く): 177562980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 19, 20, 21, 28, 30, 34, 35, 36, 38, 42, 45, 51, 57, 60, 63, 68, 70, 76, 84, 85, 90, 95, 102, 105, 114, 119, 126, 133, 140, 151, 153, 170, 171, 180, 190, 204, 210, 228, 238, 252, 255, 266, 285, 302, 306, 315, 323, 340, 342, 357, 380, 399, 420, 453, 476, 510, 532, 570, 595, 604, 612, 630, 646, 665, 684, 714, 755, 765, 798, 855, 906, 969, 1020, 1057, 1071, 1140, 1190, 1197, 1260, 1292, 1330, 1359, 1428, 1510, 1530, 1596, 1615, 1710, 1785, 1812, 1938, 1995, 2114, 2142, 2261, 2265, 2380, 2394, 2567, 2660, 2718, 2869, 2907, 3020, 3060, 3171, 3230, 3420, 3570, 3876, 3990, 4228, 4284, 4522, 4530, 4788, 4845, 5134, 5285, 5355, 5436, 5738, 5814, 5985, 6342, 6460, 6783, 6795, 7140, 7701, 7980, 8607, 9044, 9060, 9513, 9690, 10268, 10570, 10710, 11305, 11476, 11628, 11970, 12684, 12835, 13566, 13590, 14345, 14535, 15402, 15855, 17214, 17969, 19026, 19380, 20083, 20349, 21140, 21420, 22610, 23103, 23940, 25670, 25821, 27132, 27180, 28690, 29070, 30804, 31710, 33915, 34428, 35938, 38052, 38505, 40166, 40698, 43035, 45220, 46206, 47565, 48773, 51340, 51642, 53907, 57380, 58140, 60249, 63420, 67830, 71876, 77010, 80332, 81396, 86070, 89845, 92412, 95130, 97546, 100415, 101745, 103284, 107814, 115515, 120498, 129105, 135660, 146319, 154020, 161721, 172140, 179690, 180747, 190260, 195092, 200830, 203490, 215628, 231030, 240996, 243865, 258210, 269535, 292638, 301245, 323442, 341411, 359380, 361494, 401660, 406980, 438957, 462060, 487730, 516420, 539070, 585276, 602490, 646884, 682822, 722988, 731595, 808605, 877914, 903735, 975460, 1024233, 1078140, 1204980, 1365644, 1463190, 1617210, 1707055, 1755828, 1807470, 2048466, 2194785, 2926380, 3072699, 3234420, 3414110, 3614940, 4096932, 4389570, 5121165, 6145398, 6828220, 8779140, 10242330, 12290796, 15363495, 20484660, 30726990, 61453980]

約数ペア:

[(1, 61453980), (2, 30726990), (3, 20484660), (4, 15363495), (5, 12290796), (6, 10242330), (7, 8779140), (9, 6828220), (10, 6145398), (12, 5121165), (14, 4389570), (15, 4096932), (17, 3614940), (18, 3414110), (19, 3234420), (20, 3072699), (21, 2926380), (28, 2194785), (30, 2048466), (34, 1807470), (35, 1755828), (36, 1707055), (38, 1617210), (42, 1463190), (45, 1365644), (51, 1204980), (57, 1078140), (60, 1024233), (63, 975460), (68, 903735), (70, 877914), (76, 808605), (84, 731595), (85, 722988), (90, 682822), (95, 646884), (102, 602490), (105, 585276), (114, 539070), (119, 516420), (126, 487730), (133, 462060), (140, 438957), (151, 406980), (153, 401660), (170, 361494), (171, 359380), (180, 341411), (190, 323442), (204, 301245), (210, 292638), (228, 269535), (238, 258210), (252, 243865), (255, 240996), (266, 231030), (285, 215628), (302, 203490), (306, 200830), (315, 195092), (323, 190260), (340, 180747), (342, 179690), (357, 172140), (380, 161721), (399, 154020), (420, 146319), (453, 135660), (476, 129105), (510, 120498), (532, 115515), (570, 107814), (595, 103284), (604, 101745), (612, 100415), (630, 97546), (646, 95130), (665, 92412), (684, 89845), (714, 86070), (755, 81396), (765, 80332), (798, 77010), (855, 71876), (906, 67830), (969, 63420), (1020, 60249), (1057, 58140), (1071, 57380), (1140, 53907), (1190, 51642), (1197, 51340), (1260, 48773), (1292, 47565), (1330, 46206), (1359, 45220), (1428, 43035), (1510, 40698), (1530, 40166), (1596, 38505), (1615, 38052), (1710, 35938), (1785, 34428), (1812, 33915), (1938, 31710), (1995, 30804), (2114, 29070), (2142, 28690), (2261, 27180), (2265, 27132), (2380, 25821), (2394, 25670), (2567, 23940), (2660, 23103), (2718, 22610), (2869, 21420), (2907, 21140), (3020, 20349), (3060, 20083), (3171, 19380), (3230, 19026), (3420, 17969), (3570, 17214), (3876, 15855), (3990, 15402), (4228, 14535), (4284, 14345), (4522, 13590), (4530, 13566), (4788, 12835), (4845, 12684), (5134, 11970), (5285, 11628), (5355, 11476), (5436, 11305), (5738, 10710), (5814, 10570), (5985, 10268), (6342, 9690), (6460, 9513), (6783, 9060), (6795, 9044), (7140, 8607), (7701, 7980)]