209375280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:513

約数の個数: 200

約数和(自身を含む): 738196800

約数和(自身を除く): 528821520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 81, 90, 108, 120, 135, 144, 158, 162, 180, 216, 237, 240, 270, 316, 324, 360, 395, 405, 409, 432, 474, 540, 632, 648, 711, 720, 790, 810, 818, 948, 1080, 1185, 1227, 1264, 1296, 1422, 1580, 1620, 1636, 1896, 2045, 2133, 2160, 2370, 2454, 2844, 3160, 3240, 3272, 3555, 3681, 3792, 4090, 4266, 4740, 4908, 5688, 6135, 6320, 6399, 6480, 6544, 7110, 7362, 8180, 8532, 9480, 9816, 10665, 11043, 11376, 12270, 12798, 14220, 14724, 16360, 17064, 18405, 18960, 19632, 21330, 22086, 24540, 25596, 28440, 29448, 31995, 32311, 32720, 33129, 34128, 36810, 42660, 44172, 49080, 51192, 55215, 56880, 58896, 63990, 64622, 66258, 73620, 85320, 88344, 96933, 98160, 102384, 110430, 127980, 129244, 132516, 147240, 161555, 165645, 170640, 176688, 193866, 220860, 255960, 258488, 265032, 290799, 294480, 323110, 331290, 387732, 441720, 484665, 511920, 516976, 530064, 581598, 646220, 662580, 775464, 872397, 883440, 969330, 1163196, 1292440, 1325160, 1453995, 1550928, 1744794, 1938660, 2326392, 2584880, 2617191, 2650320, 2907990, 3489588, 3877320, 4361985, 4652784, 5234382, 5815980, 6979176, 7754640, 8723970, 10468764, 11631960, 13085955, 13958352, 17447940, 20937528, 23263920, 26171910, 34895880, 41875056, 52343820, 69791760, 104687640, 209375280]

約数ペア:

[(1, 209375280), (2, 104687640), (3, 69791760), (4, 52343820), (5, 41875056), (6, 34895880), (8, 26171910), (9, 23263920), (10, 20937528), (12, 17447940), (15, 13958352), (16, 13085955), (18, 11631960), (20, 10468764), (24, 8723970), (27, 7754640), (30, 6979176), (36, 5815980), (40, 5234382), (45, 4652784), (48, 4361985), (54, 3877320), (60, 3489588), (72, 2907990), (79, 2650320), (80, 2617191), (81, 2584880), (90, 2326392), (108, 1938660), (120, 1744794), (135, 1550928), (144, 1453995), (158, 1325160), (162, 1292440), (180, 1163196), (216, 969330), (237, 883440), (240, 872397), (270, 775464), (316, 662580), (324, 646220), (360, 581598), (395, 530064), (405, 516976), (409, 511920), (432, 484665), (474, 441720), (540, 387732), (632, 331290), (648, 323110), (711, 294480), (720, 290799), (790, 265032), (810, 258488), (818, 255960), (948, 220860), (1080, 193866), (1185, 176688), (1227, 170640), (1264, 165645), (1296, 161555), (1422, 147240), (1580, 132516), (1620, 129244), (1636, 127980), (1896, 110430), (2045, 102384), (2133, 98160), (2160, 96933), (2370, 88344), (2454, 85320), (2844, 73620), (3160, 66258), (3240, 64622), (3272, 63990), (3555, 58896), (3681, 56880), (3792, 55215), (4090, 51192), (4266, 49080), (4740, 44172), (4908, 42660), (5688, 36810), (6135, 34128), (6320, 33129), (6399, 32720), (6480, 32311), (6544, 31995), (7110, 29448), (7362, 28440), (8180, 25596), (8532, 24540), (9480, 22086), (9816, 21330), (10665, 19632), (11043, 18960), (11376, 18405), (12270, 17064), (12798, 16360), (14220, 14724)]