397407780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:627

約数の個数: 288

約数和(自身を含む): 1534111488

約数和(自身を除く): 1136703708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 53, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 106, 110, 126, 132, 140, 154, 159, 165, 180, 198, 210, 212, 220, 231, 252, 265, 308, 315, 318, 330, 371, 385, 396, 420, 462, 477, 495, 530, 541, 583, 630, 636, 660, 693, 742, 770, 795, 924, 954, 990, 1060, 1082, 1113, 1155, 1166, 1260, 1386, 1484, 1540, 1590, 1623, 1749, 1855, 1908, 1980, 2164, 2226, 2310, 2332, 2385, 2705, 2772, 2915, 3180, 3246, 3339, 3465, 3498, 3710, 3787, 4081, 4452, 4620, 4770, 4869, 5247, 5410, 5565, 5830, 5951, 6492, 6678, 6930, 6996, 7420, 7574, 8115, 8162, 8745, 9540, 9738, 10494, 10820, 11130, 11361, 11660, 11902, 12243, 13356, 13860, 15148, 16230, 16324, 16695, 17490, 17853, 18935, 19476, 20405, 20988, 22260, 22722, 23804, 24345, 24486, 26235, 28673, 29755, 32460, 33390, 34083, 34980, 35706, 36729, 37870, 40810, 41657, 45444, 48690, 48972, 52470, 53559, 56805, 57346, 59510, 61215, 66780, 68166, 71412, 73458, 75740, 81620, 83314, 86019, 89265, 97380, 104940, 107118, 113610, 114692, 119020, 122430, 124971, 136332, 143365, 146916, 166628, 170415, 172038, 178530, 183645, 200711, 208285, 214236, 227220, 244860, 249942, 258057, 267795, 286730, 315403, 340830, 344076, 357060, 367290, 374913, 401422, 416570, 430095, 499884, 516114, 535590, 573460, 602133, 624855, 630806, 681660, 734580, 749826, 802844, 833140, 860190, 946209, 1003555, 1032228, 1071180, 1204266, 1249710, 1261612, 1290285, 1499652, 1577015, 1720380, 1806399, 1874565, 1892418, 2007110, 2207821, 2408532, 2499420, 2580570, 2838627, 3010665, 3154030, 3612798, 3749130, 3784836, 4014220, 4415642, 4731045, 5161140, 5677254, 6021330, 6308060, 6623463, 7225596, 7498260, 8831284, 9031995, 9462090, 11039105, 11354508, 12042660, 13246926, 14193135, 18063990, 18924180, 19870389, 22078210, 26493852, 28386270, 33117315, 36127980, 39740778, 44156420, 56772540, 66234630, 79481556, 99351945, 132469260, 198703890, 397407780]

約数ペア:

[(1, 397407780), (2, 198703890), (3, 132469260), (4, 99351945), (5, 79481556), (6, 66234630), (7, 56772540), (9, 44156420), (10, 39740778), (11, 36127980), (12, 33117315), (14, 28386270), (15, 26493852), (18, 22078210), (20, 19870389), (21, 18924180), (22, 18063990), (28, 14193135), (30, 13246926), (33, 12042660), (35, 11354508), (36, 11039105), (42, 9462090), (44, 9031995), (45, 8831284), (53, 7498260), (55, 7225596), (60, 6623463), (63, 6308060), (66, 6021330), (70, 5677254), (77, 5161140), (84, 4731045), (90, 4415642), (99, 4014220), (105, 3784836), (106, 3749130), (110, 3612798), (126, 3154030), (132, 3010665), (140, 2838627), (154, 2580570), (159, 2499420), (165, 2408532), (180, 2207821), (198, 2007110), (210, 1892418), (212, 1874565), (220, 1806399), (231, 1720380), (252, 1577015), (265, 1499652), (308, 1290285), (315, 1261612), (318, 1249710), (330, 1204266), (371, 1071180), (385, 1032228), (396, 1003555), (420, 946209), (462, 860190), (477, 833140), (495, 802844), (530, 749826), (541, 734580), (583, 681660), (630, 630806), (636, 624855), (660, 602133), (693, 573460), (742, 535590), (770, 516114), (795, 499884), (924, 430095), (954, 416570), (990, 401422), (1060, 374913), (1082, 367290), (1113, 357060), (1155, 344076), (1166, 340830), (1260, 315403), (1386, 286730), (1484, 267795), (1540, 258057), (1590, 249942), (1623, 244860), (1749, 227220), (1855, 214236), (1908, 208285), (1980, 200711), (2164, 183645), (2226, 178530), (2310, 172038), (2332, 170415), (2385, 166628), (2705, 146916), (2772, 143365), (2915, 136332), (3180, 124971), (3246, 122430), (3339, 119020), (3465, 114692), (3498, 113610), (3710, 107118), (3787, 104940), (4081, 97380), (4452, 89265), (4620, 86019), (4770, 83314), (4869, 81620), (5247, 75740), (5410, 73458), (5565, 71412), (5830, 68166), (5951, 66780), (6492, 61215), (6678, 59510), (6930, 57346), (6996, 56805), (7420, 53559), (7574, 52470), (8115, 48972), (8162, 48690), (8745, 45444), (9540, 41657), (9738, 40810), (10494, 37870), (10820, 36729), (11130, 35706), (11361, 34980), (11660, 34083), (11902, 33390), (12243, 32460), (13356, 29755), (13860, 28673), (15148, 26235), (16230, 24486), (16324, 24345), (16695, 23804), (17490, 22722), (17853, 22260), (18935, 20988), (19476, 20405)]