389435640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:394

約数の個数: 192

約数和(自身を含む): 1321246080

約数和(自身を除く): 931810440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 307, 310, 330, 341, 372, 440, 465, 614, 620, 660, 682, 744, 921, 930, 961, 1023, 1228, 1240, 1320, 1364, 1535, 1705, 1842, 1860, 1922, 2046, 2456, 2728, 2883, 3070, 3377, 3410, 3684, 3720, 3844, 4092, 4605, 4805, 5115, 5766, 6140, 6754, 6820, 7368, 7688, 8184, 9210, 9517, 9610, 10131, 10230, 10571, 11532, 12280, 13508, 13640, 14415, 16885, 18420, 19034, 19220, 20262, 20460, 21142, 23064, 27016, 28551, 28830, 31713, 33770, 36840, 38068, 38440, 40524, 40920, 42284, 47585, 50655, 52855, 57102, 57660, 63426, 67540, 76136, 81048, 84568, 95170, 101310, 104687, 105710, 114204, 115320, 126852, 135080, 142755, 158565, 190340, 202620, 209374, 211420, 228408, 253704, 285510, 295027, 314061, 317130, 380680, 405240, 418748, 422840, 523435, 571020, 590054, 628122, 634260, 837496, 885081, 1046870, 1142040, 1180108, 1256244, 1268520, 1475135, 1570305, 1770162, 2093740, 2360216, 2512488, 2950270, 3140610, 3245297, 3540324, 4187480, 4425405, 5900540, 6281220, 6490594, 7080648, 8850810, 9735891, 11801080, 12562440, 12981188, 16226485, 17701620, 19471782, 25962376, 32452970, 35403240, 38943564, 48679455, 64905940, 77887128, 97358910, 129811880, 194717820, 389435640]

約数ペア:

[(1, 389435640), (2, 194717820), (3, 129811880), (4, 97358910), (5, 77887128), (6, 64905940), (8, 48679455), (10, 38943564), (11, 35403240), (12, 32452970), (15, 25962376), (20, 19471782), (22, 17701620), (24, 16226485), (30, 12981188), (31, 12562440), (33, 11801080), (40, 9735891), (44, 8850810), (55, 7080648), (60, 6490594), (62, 6281220), (66, 5900540), (88, 4425405), (93, 4187480), (110, 3540324), (120, 3245297), (124, 3140610), (132, 2950270), (155, 2512488), (165, 2360216), (186, 2093740), (220, 1770162), (248, 1570305), (264, 1475135), (307, 1268520), (310, 1256244), (330, 1180108), (341, 1142040), (372, 1046870), (440, 885081), (465, 837496), (614, 634260), (620, 628122), (660, 590054), (682, 571020), (744, 523435), (921, 422840), (930, 418748), (961, 405240), (1023, 380680), (1228, 317130), (1240, 314061), (1320, 295027), (1364, 285510), (1535, 253704), (1705, 228408), (1842, 211420), (1860, 209374), (1922, 202620), (2046, 190340), (2456, 158565), (2728, 142755), (2883, 135080), (3070, 126852), (3377, 115320), (3410, 114204), (3684, 105710), (3720, 104687), (3844, 101310), (4092, 95170), (4605, 84568), (4805, 81048), (5115, 76136), (5766, 67540), (6140, 63426), (6754, 57660), (6820, 57102), (7368, 52855), (7688, 50655), (8184, 47585), (9210, 42284), (9517, 40920), (9610, 40524), (10131, 38440), (10230, 38068), (10571, 36840), (11532, 33770), (12280, 31713), (13508, 28830), (13640, 28551), (14415, 27016), (16885, 23064), (18420, 21142), (19034, 20460), (19220, 20262)]