205981440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 288

約数和(自身を含む): 769198080

約数和(自身を除く): 563216640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 79, 80, 84, 96, 97, 105, 112, 120, 128, 140, 158, 160, 168, 192, 194, 210, 224, 237, 240, 256, 280, 291, 316, 320, 336, 384, 388, 395, 420, 448, 474, 480, 485, 553, 560, 582, 632, 640, 672, 679, 768, 776, 790, 840, 896, 948, 960, 970, 1106, 1120, 1164, 1185, 1264, 1280, 1344, 1358, 1455, 1552, 1580, 1659, 1680, 1792, 1896, 1920, 1940, 2037, 2212, 2240, 2328, 2370, 2528, 2688, 2716, 2765, 2910, 3104, 3160, 3318, 3360, 3395, 3792, 3840, 3880, 4074, 4424, 4480, 4656, 4740, 5056, 5376, 5432, 5530, 5820, 6208, 6320, 6636, 6720, 6790, 7584, 7663, 7760, 8148, 8295, 8848, 8960, 9312, 9480, 10112, 10185, 10864, 11060, 11640, 12416, 12640, 13272, 13440, 13580, 15168, 15326, 15520, 16296, 16590, 17696, 18624, 18960, 20224, 20370, 21728, 22120, 22989, 23280, 24832, 25280, 26544, 26880, 27160, 30336, 30652, 31040, 32592, 33180, 35392, 37248, 37920, 38315, 40740, 43456, 44240, 45978, 46560, 50560, 53088, 53641, 54320, 60672, 61304, 62080, 65184, 66360, 70784, 74496, 75840, 76630, 81480, 86912, 88480, 91956, 93120, 101120, 106176, 107282, 108640, 114945, 122608, 124160, 130368, 132720, 141568, 151680, 153260, 160923, 162960, 173824, 176960, 183912, 186240, 212352, 214564, 217280, 229890, 245216, 260736, 265440, 268205, 303360, 306520, 321846, 325920, 353920, 367824, 372480, 424704, 429128, 434560, 459780, 490432, 521472, 530880, 536410, 613040, 643692, 651840, 707840, 735648, 804615, 858256, 869120, 919560, 980864, 1061760, 1072820, 1226080, 1287384, 1303680, 1471296, 1609230, 1716512, 1839120, 1961728, 2123520, 2145640, 2452160, 2574768, 2607360, 2942592, 3218460, 3433024, 3678240, 4291280, 4904320, 5149536, 5885184, 6436920, 6866048, 7356480, 8582560, 9808640, 10299072, 12873840, 13732096, 14712960, 17165120, 20598144, 25747680, 29425920, 34330240, 41196288, 51495360, 68660480, 102990720, 205981440]

約数ペア:

[(1, 205981440), (2, 102990720), (3, 68660480), (4, 51495360), (5, 41196288), (6, 34330240), (7, 29425920), (8, 25747680), (10, 20598144), (12, 17165120), (14, 14712960), (15, 13732096), (16, 12873840), (20, 10299072), (21, 9808640), (24, 8582560), (28, 7356480), (30, 6866048), (32, 6436920), (35, 5885184), (40, 5149536), (42, 4904320), (48, 4291280), (56, 3678240), (60, 3433024), (64, 3218460), (70, 2942592), (79, 2607360), (80, 2574768), (84, 2452160), (96, 2145640), (97, 2123520), (105, 1961728), (112, 1839120), (120, 1716512), (128, 1609230), (140, 1471296), (158, 1303680), (160, 1287384), (168, 1226080), (192, 1072820), (194, 1061760), (210, 980864), (224, 919560), (237, 869120), (240, 858256), (256, 804615), (280, 735648), (291, 707840), (316, 651840), (320, 643692), (336, 613040), (384, 536410), (388, 530880), (395, 521472), (420, 490432), (448, 459780), (474, 434560), (480, 429128), (485, 424704), (553, 372480), (560, 367824), (582, 353920), (632, 325920), (640, 321846), (672, 306520), (679, 303360), (768, 268205), (776, 265440), (790, 260736), (840, 245216), (896, 229890), (948, 217280), (960, 214564), (970, 212352), (1106, 186240), (1120, 183912), (1164, 176960), (1185, 173824), (1264, 162960), (1280, 160923), (1344, 153260), (1358, 151680), (1455, 141568), (1552, 132720), (1580, 130368), (1659, 124160), (1680, 122608), (1792, 114945), (1896, 108640), (1920, 107282), (1940, 106176), (2037, 101120), (2212, 93120), (2240, 91956), (2328, 88480), (2370, 86912), (2528, 81480), (2688, 76630), (2716, 75840), (2765, 74496), (2910, 70784), (3104, 66360), (3160, 65184), (3318, 62080), (3360, 61304), (3395, 60672), (3792, 54320), (3840, 53641), (3880, 53088), (4074, 50560), (4424, 46560), (4480, 45978), (4656, 44240), (4740, 43456), (5056, 40740), (5376, 38315), (5432, 37920), (5530, 37248), (5820, 35392), (6208, 33180), (6320, 32592), (6636, 31040), (6720, 30652), (6790, 30336), (7584, 27160), (7663, 26880), (7760, 26544), (8148, 25280), (8295, 24832), (8848, 23280), (8960, 22989), (9312, 22120), (9480, 21728), (10112, 20370), (10185, 20224), (10864, 18960), (11060, 18624), (11640, 17696), (12416, 16590), (12640, 16296), (13272, 15520), (13440, 15326), (13580, 15168)]