123431220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 288

約数和(自身を含む): 457591680

約数和(自身を除く): 334160460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 19, 20, 22, 30, 33, 34, 36, 38, 44, 45, 51, 55, 57, 60, 66, 68, 76, 85, 90, 95, 99, 102, 110, 114, 132, 153, 165, 170, 171, 180, 187, 190, 193, 198, 204, 209, 220, 228, 255, 285, 306, 323, 330, 340, 342, 374, 380, 386, 396, 418, 495, 510, 561, 570, 579, 612, 627, 646, 660, 684, 748, 765, 772, 836, 855, 935, 965, 969, 990, 1020, 1045, 1122, 1140, 1158, 1254, 1292, 1530, 1615, 1683, 1710, 1737, 1870, 1881, 1930, 1938, 1980, 2090, 2123, 2244, 2316, 2508, 2805, 2895, 2907, 3060, 3135, 3230, 3281, 3366, 3420, 3474, 3553, 3667, 3740, 3762, 3860, 3876, 4180, 4246, 4845, 5610, 5790, 5814, 6270, 6369, 6460, 6562, 6732, 6948, 7106, 7334, 7524, 8415, 8492, 8685, 9405, 9690, 9843, 10615, 10659, 11001, 11220, 11580, 11628, 12540, 12738, 13124, 14212, 14535, 14668, 16405, 16830, 17370, 17765, 18335, 18810, 19107, 19380, 19686, 21230, 21318, 22002, 25476, 29070, 29529, 31845, 31977, 32810, 33003, 33660, 34740, 35530, 36091, 36670, 37620, 38214, 39372, 40337, 42460, 42636, 44004, 49215, 53295, 55005, 58140, 59058, 62339, 63690, 63954, 65620, 66006, 71060, 72182, 73340, 76428, 80674, 95535, 98430, 106590, 108273, 110010, 118116, 121011, 124678, 127380, 127908, 132012, 144364, 147645, 159885, 161348, 165015, 180455, 187017, 191070, 196860, 201685, 213180, 216546, 220020, 242022, 249356, 295290, 311695, 319770, 324819, 330030, 360910, 363033, 374034, 382140, 403370, 433092, 484044, 541365, 561051, 590580, 605055, 623390, 639540, 649638, 660060, 685729, 721820, 726066, 748068, 806740, 935085, 1082730, 1122102, 1210110, 1246780, 1299276, 1371458, 1452132, 1624095, 1815165, 1870170, 2057187, 2165460, 2244204, 2420220, 2742916, 2805255, 3248190, 3428645, 3630330, 3740340, 4114374, 5610510, 6171561, 6496380, 6857290, 7260660, 8228748, 10285935, 11221020, 12343122, 13714580, 20571870, 24686244, 30857805, 41143740, 61715610, 123431220]

約数ペア:

[(1, 123431220), (2, 61715610), (3, 41143740), (4, 30857805), (5, 24686244), (6, 20571870), (9, 13714580), (10, 12343122), (11, 11221020), (12, 10285935), (15, 8228748), (17, 7260660), (18, 6857290), (19, 6496380), (20, 6171561), (22, 5610510), (30, 4114374), (33, 3740340), (34, 3630330), (36, 3428645), (38, 3248190), (44, 2805255), (45, 2742916), (51, 2420220), (55, 2244204), (57, 2165460), (60, 2057187), (66, 1870170), (68, 1815165), (76, 1624095), (85, 1452132), (90, 1371458), (95, 1299276), (99, 1246780), (102, 1210110), (110, 1122102), (114, 1082730), (132, 935085), (153, 806740), (165, 748068), (170, 726066), (171, 721820), (180, 685729), (187, 660060), (190, 649638), (193, 639540), (198, 623390), (204, 605055), (209, 590580), (220, 561051), (228, 541365), (255, 484044), (285, 433092), (306, 403370), (323, 382140), (330, 374034), (340, 363033), (342, 360910), (374, 330030), (380, 324819), (386, 319770), (396, 311695), (418, 295290), (495, 249356), (510, 242022), (561, 220020), (570, 216546), (579, 213180), (612, 201685), (627, 196860), (646, 191070), (660, 187017), (684, 180455), (748, 165015), (765, 161348), (772, 159885), (836, 147645), (855, 144364), (935, 132012), (965, 127908), (969, 127380), (990, 124678), (1020, 121011), (1045, 118116), (1122, 110010), (1140, 108273), (1158, 106590), (1254, 98430), (1292, 95535), (1530, 80674), (1615, 76428), (1683, 73340), (1710, 72182), (1737, 71060), (1870, 66006), (1881, 65620), (1930, 63954), (1938, 63690), (1980, 62339), (2090, 59058), (2123, 58140), (2244, 55005), (2316, 53295), (2508, 49215), (2805, 44004), (2895, 42636), (2907, 42460), (3060, 40337), (3135, 39372), (3230, 38214), (3281, 37620), (3366, 36670), (3420, 36091), (3474, 35530), (3553, 34740), (3667, 33660), (3740, 33003), (3762, 32810), (3860, 31977), (3876, 31845), (4180, 29529), (4246, 29070), (4845, 25476), (5610, 22002), (5790, 21318), (5814, 21230), (6270, 19686), (6369, 19380), (6460, 19107), (6562, 18810), (6732, 18335), (6948, 17765), (7106, 17370), (7334, 16830), (7524, 16405), (8415, 14668), (8492, 14535), (8685, 14212), (9405, 13124), (9690, 12738), (9843, 12540), (10615, 11628), (10659, 11580), (11001, 11220)]