209662020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:392

約数の個数: 240

約数和(自身を含む): 728880768

約数和(自身を除く): 519218748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 27, 30, 34, 36, 45, 46, 51, 54, 60, 68, 69, 81, 85, 90, 92, 102, 108, 115, 135, 138, 153, 162, 170, 180, 204, 207, 230, 255, 270, 276, 306, 324, 331, 340, 345, 391, 405, 414, 459, 460, 510, 540, 612, 621, 662, 690, 765, 782, 810, 828, 918, 993, 1020, 1035, 1173, 1242, 1324, 1377, 1380, 1530, 1564, 1620, 1655, 1836, 1863, 1955, 1986, 2070, 2295, 2346, 2484, 2754, 2979, 3060, 3105, 3310, 3519, 3726, 3910, 3972, 4140, 4590, 4692, 4965, 5508, 5627, 5865, 5958, 6210, 6620, 6885, 7038, 7452, 7613, 7820, 8937, 9180, 9315, 9930, 10557, 11254, 11730, 11916, 12420, 13770, 14076, 14895, 15226, 16881, 17595, 17874, 18630, 19860, 21114, 22508, 22839, 23460, 26811, 27540, 28135, 29790, 30452, 31671, 33762, 35190, 35748, 37260, 38065, 42228, 44685, 45678, 50643, 52785, 53622, 56270, 59580, 63342, 67524, 68517, 70380, 76130, 84405, 89370, 91356, 101286, 105570, 107244, 112540, 114195, 126684, 129421, 134055, 137034, 151929, 152260, 158355, 168810, 178740, 202572, 205551, 211140, 228390, 253215, 258842, 268110, 274068, 303858, 316710, 337620, 342585, 388263, 411102, 455787, 456780, 506430, 517684, 536220, 607716, 616653, 633420, 647105, 685170, 759645, 776526, 822204, 911574, 1012860, 1027755, 1164789, 1233306, 1294210, 1370340, 1519290, 1553052, 1823148, 1941315, 2055510, 2278935, 2329578, 2466612, 2588420, 3038580, 3083265, 3494367, 3882630, 4111020, 4557870, 4659156, 5823945, 6166530, 6988734, 7765260, 9115740, 10483101, 11647890, 12333060, 13977468, 17471835, 20966202, 23295780, 34943670, 41932404, 52415505, 69887340, 104831010, 209662020]

約数ペア:

[(1, 209662020), (2, 104831010), (3, 69887340), (4, 52415505), (5, 41932404), (6, 34943670), (9, 23295780), (10, 20966202), (12, 17471835), (15, 13977468), (17, 12333060), (18, 11647890), (20, 10483101), (23, 9115740), (27, 7765260), (30, 6988734), (34, 6166530), (36, 5823945), (45, 4659156), (46, 4557870), (51, 4111020), (54, 3882630), (60, 3494367), (68, 3083265), (69, 3038580), (81, 2588420), (85, 2466612), (90, 2329578), (92, 2278935), (102, 2055510), (108, 1941315), (115, 1823148), (135, 1553052), (138, 1519290), (153, 1370340), (162, 1294210), (170, 1233306), (180, 1164789), (204, 1027755), (207, 1012860), (230, 911574), (255, 822204), (270, 776526), (276, 759645), (306, 685170), (324, 647105), (331, 633420), (340, 616653), (345, 607716), (391, 536220), (405, 517684), (414, 506430), (459, 456780), (460, 455787), (510, 411102), (540, 388263), (612, 342585), (621, 337620), (662, 316710), (690, 303858), (765, 274068), (782, 268110), (810, 258842), (828, 253215), (918, 228390), (993, 211140), (1020, 205551), (1035, 202572), (1173, 178740), (1242, 168810), (1324, 158355), (1377, 152260), (1380, 151929), (1530, 137034), (1564, 134055), (1620, 129421), (1655, 126684), (1836, 114195), (1863, 112540), (1955, 107244), (1986, 105570), (2070, 101286), (2295, 91356), (2346, 89370), (2484, 84405), (2754, 76130), (2979, 70380), (3060, 68517), (3105, 67524), (3310, 63342), (3519, 59580), (3726, 56270), (3910, 53622), (3972, 52785), (4140, 50643), (4590, 45678), (4692, 44685), (4965, 42228), (5508, 38065), (5627, 37260), (5865, 35748), (5958, 35190), (6210, 33762), (6620, 31671), (6885, 30452), (7038, 29790), (7452, 28135), (7613, 27540), (7820, 26811), (8937, 23460), (9180, 22839), (9315, 22508), (9930, 21114), (10557, 19860), (11254, 18630), (11730, 17874), (11916, 17595), (12420, 16881), (13770, 15226), (14076, 14895)]