397852020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2335

約数の個数: 192

約数和(自身を含む): 1380153600

約数和(自身を除く): 982301580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 85, 90, 95, 102, 108, 114, 135, 153, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 340, 342, 380, 459, 510, 513, 540, 570, 612, 646, 684, 765, 855, 918, 969, 1020, 1026, 1140, 1292, 1530, 1615, 1710, 1836, 1938, 2052, 2281, 2295, 2565, 2907, 3060, 3230, 3420, 3876, 4562, 4590, 4845, 5130, 5814, 6460, 6843, 8721, 9124, 9180, 9690, 10260, 11405, 11628, 13686, 14535, 17442, 19380, 20529, 22810, 27372, 29070, 34215, 34884, 38777, 41058, 43339, 43605, 45620, 58140, 61587, 68430, 77554, 82116, 86678, 87210, 102645, 116331, 123174, 130017, 136860, 155108, 173356, 174420, 193885, 205290, 216695, 232662, 246348, 260034, 307935, 348993, 387770, 390051, 410580, 433390, 465324, 520068, 581655, 615870, 650085, 697986, 736763, 775540, 780102, 866780, 1046979, 1163310, 1170153, 1231740, 1300170, 1395972, 1473526, 1560204, 1744965, 1950255, 2093958, 2210289, 2326620, 2340306, 2600340, 2947052, 3489930, 3683815, 3900510, 4187916, 4420578, 4680612, 5234895, 5850765, 6630867, 6979860, 7367630, 7801020, 8841156, 10469790, 11051445, 11701530, 13261734, 14735260, 19892601, 20939580, 22102890, 23403060, 26523468, 33154335, 39785202, 44205780, 66308670, 79570404, 99463005, 132617340, 198926010, 397852020]

約数ペア:

[(1, 397852020), (2, 198926010), (3, 132617340), (4, 99463005), (5, 79570404), (6, 66308670), (9, 44205780), (10, 39785202), (12, 33154335), (15, 26523468), (17, 23403060), (18, 22102890), (19, 20939580), (20, 19892601), (27, 14735260), (30, 13261734), (34, 11701530), (36, 11051445), (38, 10469790), (45, 8841156), (51, 7801020), (54, 7367630), (57, 6979860), (60, 6630867), (68, 5850765), (76, 5234895), (85, 4680612), (90, 4420578), (95, 4187916), (102, 3900510), (108, 3683815), (114, 3489930), (135, 2947052), (153, 2600340), (170, 2340306), (171, 2326620), (180, 2210289), (190, 2093958), (204, 1950255), (228, 1744965), (255, 1560204), (270, 1473526), (285, 1395972), (306, 1300170), (323, 1231740), (340, 1170153), (342, 1163310), (380, 1046979), (459, 866780), (510, 780102), (513, 775540), (540, 736763), (570, 697986), (612, 650085), (646, 615870), (684, 581655), (765, 520068), (855, 465324), (918, 433390), (969, 410580), (1020, 390051), (1026, 387770), (1140, 348993), (1292, 307935), (1530, 260034), (1615, 246348), (1710, 232662), (1836, 216695), (1938, 205290), (2052, 193885), (2281, 174420), (2295, 173356), (2565, 155108), (2907, 136860), (3060, 130017), (3230, 123174), (3420, 116331), (3876, 102645), (4562, 87210), (4590, 86678), (4845, 82116), (5130, 77554), (5814, 68430), (6460, 61587), (6843, 58140), (8721, 45620), (9124, 43605), (9180, 43339), (9690, 41058), (10260, 38777), (11405, 34884), (11628, 34215), (13686, 29070), (14535, 27372), (17442, 22810), (19380, 20529)]