628712280

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1508

約数の個数: 320

約数和(自身を含む): 2543904000

約数和(自身を除く): 1915191720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 81, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 162, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 324, 342, 360, 378, 380, 399, 405, 420, 456, 504, 513, 532, 540, 567, 570, 630, 648, 665, 684, 756, 760, 798, 810, 840, 855, 945, 1026, 1064, 1080, 1134, 1140, 1197, 1260, 1330, 1368, 1459, 1512, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2268, 2280, 2394, 2520, 2565, 2660, 2835, 2918, 3078, 3192, 3240, 3420, 3591, 3780, 3990, 4104, 4377, 4536, 4788, 5130, 5320, 5670, 5836, 5985, 6156, 6840, 7182, 7295, 7560, 7695, 7980, 8754, 9576, 10213, 10260, 10773, 11340, 11672, 11970, 12312, 13131, 14364, 14590, 15390, 15960, 17508, 17955, 20426, 20520, 21546, 21885, 22680, 23940, 26262, 27721, 28728, 29180, 30639, 30780, 35016, 35910, 39393, 40852, 43092, 43770, 47880, 51065, 52524, 53865, 55442, 58360, 61278, 61560, 65655, 71820, 78786, 81704, 83163, 86184, 87540, 91917, 102130, 105048, 107730, 110884, 118179, 122556, 131310, 138605, 143640, 153195, 157572, 166326, 175080, 183834, 194047, 196965, 204260, 215460, 221768, 236358, 245112, 249489, 262620, 275751, 277210, 306390, 315144, 332652, 367668, 388094, 393930, 408520, 415815, 430920, 459585, 472716, 498978, 525240, 551502, 554420, 582141, 590895, 612780, 665304, 735336, 748467, 776188, 787860, 827253, 831630, 919170, 945432, 970235, 997956, 1103004, 1108840, 1164282, 1181790, 1225560, 1247445, 1378755, 1496934, 1552376, 1575720, 1654506, 1663260, 1746423, 1838340, 1940470, 1995912, 2206008, 2245401, 2328564, 2363580, 2494890, 2757510, 2910705, 2993868, 3309012, 3326520, 3492846, 3676680, 3742335, 3880940, 4136265, 4490802, 4657128, 4727160, 4989780, 5239269, 5515020, 5821410, 5987736, 6618024, 6985692, 7484670, 7761880, 8272530, 8732115, 8981604, 9979560, 10478538, 11030040, 11227005, 11642820, 13971384, 14969340, 15717807, 16545060, 17464230, 17963208, 20957076, 22454010, 23285640, 26196345, 29938680, 31435614, 33090120, 34928460, 41914152, 44908020, 52392690, 62871228, 69856920, 78589035, 89816040, 104785380, 125742456, 157178070, 209570760, 314356140, 628712280]

約数ペア:

[(1, 628712280), (2, 314356140), (3, 209570760), (4, 157178070), (5, 125742456), (6, 104785380), (7, 89816040), (8, 78589035), (9, 69856920), (10, 62871228), (12, 52392690), (14, 44908020), (15, 41914152), (18, 34928460), (19, 33090120), (20, 31435614), (21, 29938680), (24, 26196345), (27, 23285640), (28, 22454010), (30, 20957076), (35, 17963208), (36, 17464230), (38, 16545060), (40, 15717807), (42, 14969340), (45, 13971384), (54, 11642820), (56, 11227005), (57, 11030040), (60, 10478538), (63, 9979560), (70, 8981604), (72, 8732115), (76, 8272530), (81, 7761880), (84, 7484670), (90, 6985692), (95, 6618024), (105, 5987736), (108, 5821410), (114, 5515020), (120, 5239269), (126, 4989780), (133, 4727160), (135, 4657128), (140, 4490802), (152, 4136265), (162, 3880940), (168, 3742335), (171, 3676680), (180, 3492846), (189, 3326520), (190, 3309012), (210, 2993868), (216, 2910705), (228, 2757510), (252, 2494890), (266, 2363580), (270, 2328564), (280, 2245401), (285, 2206008), (315, 1995912), (324, 1940470), (342, 1838340), (360, 1746423), (378, 1663260), (380, 1654506), (399, 1575720), (405, 1552376), (420, 1496934), (456, 1378755), (504, 1247445), (513, 1225560), (532, 1181790), (540, 1164282), (567, 1108840), (570, 1103004), (630, 997956), (648, 970235), (665, 945432), (684, 919170), (756, 831630), (760, 827253), (798, 787860), (810, 776188), (840, 748467), (855, 735336), (945, 665304), (1026, 612780), (1064, 590895), (1080, 582141), (1134, 554420), (1140, 551502), (1197, 525240), (1260, 498978), (1330, 472716), (1368, 459585), (1459, 430920), (1512, 415815), (1539, 408520), (1596, 393930), (1620, 388094), (1710, 367668), (1890, 332652), (1995, 315144), (2052, 306390), (2268, 277210), (2280, 275751), (2394, 262620), (2520, 249489), (2565, 245112), (2660, 236358), (2835, 221768), (2918, 215460), (3078, 204260), (3192, 196965), (3240, 194047), (3420, 183834), (3591, 175080), (3780, 166326), (3990, 157572), (4104, 153195), (4377, 143640), (4536, 138605), (4788, 131310), (5130, 122556), (5320, 118179), (5670, 110884), (5836, 107730), (5985, 105048), (6156, 102130), (6840, 91917), (7182, 87540), (7295, 86184), (7560, 83163), (7695, 81704), (7980, 78786), (8754, 71820), (9576, 65655), (10213, 61560), (10260, 61278), (10773, 58360), (11340, 55442), (11672, 53865), (11970, 52524), (12312, 51065), (13131, 47880), (14364, 43770), (14590, 43092), (15390, 40852), (15960, 39393), (17508, 35910), (17955, 35016), (20426, 30780), (20520, 30639), (21546, 29180), (21885, 28728), (22680, 27721), (23940, 26262)]