209964960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{953}}^1$

素因数の和:997

約数の個数: 240

約数和(自身を含む): 785412936

約数和(自身を除く): 575447976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 324, 340, 360, 405, 408, 432, 459, 480, 510, 540, 544, 612, 648, 680, 720, 765, 810, 816, 864, 918, 953, 1020, 1080, 1224, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1836, 1906, 2040, 2160, 2295, 2448, 2592, 2720, 2754, 2859, 3060, 3240, 3672, 3812, 4080, 4320, 4590, 4765, 4896, 5508, 5718, 6120, 6480, 6885, 7344, 7624, 8160, 8577, 9180, 9530, 11016, 11436, 12240, 12960, 13770, 14295, 14688, 15248, 16201, 17154, 18360, 19060, 22032, 22872, 24480, 25731, 27540, 28590, 30496, 32402, 34308, 36720, 38120, 42885, 44064, 45744, 48603, 51462, 55080, 57180, 64804, 68616, 73440, 76240, 77193, 81005, 85770, 91488, 97206, 102924, 110160, 114360, 128655, 129608, 137232, 145809, 152480, 154386, 162010, 171540, 194412, 205848, 220320, 228720, 243015, 257310, 259216, 274464, 291618, 308772, 324020, 343080, 385965, 388824, 411696, 437427, 457440, 486030, 514620, 518432, 583236, 617544, 648040, 686160, 729045, 771930, 777648, 823392, 874854, 972060, 1029240, 1166472, 1235088, 1296080, 1312281, 1372320, 1458090, 1543860, 1555296, 1749708, 1944120, 2058480, 2187135, 2332944, 2470176, 2592160, 2624562, 2916180, 3087720, 3499416, 3888240, 4116960, 4374270, 4665888, 5249124, 5832360, 6175440, 6561405, 6998832, 7776480, 8748540, 10498248, 11664720, 12350880, 13122810, 13997664, 17497080, 20996496, 23329440, 26245620, 34994160, 41992992, 52491240, 69988320, 104982480, 209964960]

約数ペア:

[(1, 209964960), (2, 104982480), (3, 69988320), (4, 52491240), (5, 41992992), (6, 34994160), (8, 26245620), (9, 23329440), (10, 20996496), (12, 17497080), (15, 13997664), (16, 13122810), (17, 12350880), (18, 11664720), (20, 10498248), (24, 8748540), (27, 7776480), (30, 6998832), (32, 6561405), (34, 6175440), (36, 5832360), (40, 5249124), (45, 4665888), (48, 4374270), (51, 4116960), (54, 3888240), (60, 3499416), (68, 3087720), (72, 2916180), (80, 2624562), (81, 2592160), (85, 2470176), (90, 2332944), (96, 2187135), (102, 2058480), (108, 1944120), (120, 1749708), (135, 1555296), (136, 1543860), (144, 1458090), (153, 1372320), (160, 1312281), (162, 1296080), (170, 1235088), (180, 1166472), (204, 1029240), (216, 972060), (240, 874854), (255, 823392), (270, 777648), (272, 771930), (288, 729045), (306, 686160), (324, 648040), (340, 617544), (360, 583236), (405, 518432), (408, 514620), (432, 486030), (459, 457440), (480, 437427), (510, 411696), (540, 388824), (544, 385965), (612, 343080), (648, 324020), (680, 308772), (720, 291618), (765, 274464), (810, 259216), (816, 257310), (864, 243015), (918, 228720), (953, 220320), (1020, 205848), (1080, 194412), (1224, 171540), (1296, 162010), (1360, 154386), (1377, 152480), (1440, 145809), (1530, 137232), (1620, 129608), (1632, 128655), (1836, 114360), (1906, 110160), (2040, 102924), (2160, 97206), (2295, 91488), (2448, 85770), (2592, 81005), (2720, 77193), (2754, 76240), (2859, 73440), (3060, 68616), (3240, 64804), (3672, 57180), (3812, 55080), (4080, 51462), (4320, 48603), (4590, 45744), (4765, 44064), (4896, 42885), (5508, 38120), (5718, 36720), (6120, 34308), (6480, 32402), (6885, 30496), (7344, 28590), (7624, 27540), (8160, 25731), (8577, 24480), (9180, 22872), (9530, 22032), (11016, 19060), (11436, 18360), (12240, 17154), (12960, 16201), (13770, 15248), (14295, 14688)]