1561448160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 288

約数和(自身を含む): 5572476000

約数和(自身を除く): 4011027840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 139, 144, 145, 160, 174, 180, 232, 240, 261, 269, 278, 288, 290, 348, 360, 417, 435, 464, 480, 522, 538, 556, 580, 695, 696, 720, 807, 834, 870, 928, 1044, 1076, 1112, 1160, 1251, 1305, 1345, 1390, 1392, 1440, 1614, 1668, 1740, 2085, 2088, 2152, 2224, 2320, 2421, 2502, 2610, 2690, 2780, 2784, 3228, 3336, 3480, 4031, 4035, 4170, 4176, 4304, 4448, 4640, 4842, 5004, 5220, 5380, 5560, 6255, 6456, 6672, 6960, 7801, 8062, 8070, 8340, 8352, 8608, 9684, 10008, 10440, 10760, 11120, 12093, 12105, 12510, 12912, 13344, 13920, 15602, 16124, 16140, 16680, 19368, 20016, 20155, 20880, 21520, 22240, 23403, 24186, 24210, 25020, 25824, 31204, 32248, 32280, 33360, 36279, 37391, 38736, 39005, 40032, 40310, 41760, 43040, 46806, 48372, 48420, 50040, 60465, 62408, 64496, 64560, 66720, 70209, 72558, 74782, 77472, 78010, 80620, 93612, 96744, 96840, 100080, 112173, 117015, 120930, 124816, 128992, 129120, 140418, 145116, 149564, 156020, 161240, 181395, 186955, 187224, 193488, 193680, 200160, 224346, 234030, 241860, 249632, 280836, 290232, 299128, 312040, 322480, 336519, 351045, 362790, 373910, 374448, 386976, 387360, 448692, 468060, 483720, 560865, 561672, 580464, 598256, 624080, 644960, 673038, 702090, 725580, 747820, 748896, 897384, 936120, 967440, 1084339, 1121730, 1123344, 1160928, 1196512, 1248160, 1346076, 1404180, 1451160, 1495640, 1682595, 1794768, 1872240, 1934880, 2168678, 2243460, 2246688, 2692152, 2808360, 2902320, 2991280, 3253017, 3365190, 3589536, 3744480, 4337356, 4486920, 5384304, 5421695, 5616720, 5804640, 5982560, 6506034, 6730380, 8674712, 8973840, 9759051, 10768608, 10843390, 11233440, 13012068, 13460760, 16265085, 17349424, 17947680, 19518102, 21686780, 26024136, 26921520, 32530170, 34698848, 39036204, 43373560, 48795255, 52048272, 53843040, 65060340, 78072408, 86747120, 97590510, 104096544, 130120680, 156144816, 173494240, 195181020, 260241360, 312289632, 390362040, 520482720, 780724080, 1561448160]

約数ペア:

[(1, 1561448160), (2, 780724080), (3, 520482720), (4, 390362040), (5, 312289632), (6, 260241360), (8, 195181020), (9, 173494240), (10, 156144816), (12, 130120680), (15, 104096544), (16, 97590510), (18, 86747120), (20, 78072408), (24, 65060340), (29, 53843040), (30, 52048272), (32, 48795255), (36, 43373560), (40, 39036204), (45, 34698848), (48, 32530170), (58, 26921520), (60, 26024136), (72, 21686780), (80, 19518102), (87, 17947680), (90, 17349424), (96, 16265085), (116, 13460760), (120, 13012068), (139, 11233440), (144, 10843390), (145, 10768608), (160, 9759051), (174, 8973840), (180, 8674712), (232, 6730380), (240, 6506034), (261, 5982560), (269, 5804640), (278, 5616720), (288, 5421695), (290, 5384304), (348, 4486920), (360, 4337356), (417, 3744480), (435, 3589536), (464, 3365190), (480, 3253017), (522, 2991280), (538, 2902320), (556, 2808360), (580, 2692152), (695, 2246688), (696, 2243460), (720, 2168678), (807, 1934880), (834, 1872240), (870, 1794768), (928, 1682595), (1044, 1495640), (1076, 1451160), (1112, 1404180), (1160, 1346076), (1251, 1248160), (1305, 1196512), (1345, 1160928), (1390, 1123344), (1392, 1121730), (1440, 1084339), (1614, 967440), (1668, 936120), (1740, 897384), (2085, 748896), (2088, 747820), (2152, 725580), (2224, 702090), (2320, 673038), (2421, 644960), (2502, 624080), (2610, 598256), (2690, 580464), (2780, 561672), (2784, 560865), (3228, 483720), (3336, 468060), (3480, 448692), (4031, 387360), (4035, 386976), (4170, 374448), (4176, 373910), (4304, 362790), (4448, 351045), (4640, 336519), (4842, 322480), (5004, 312040), (5220, 299128), (5380, 290232), (5560, 280836), (6255, 249632), (6456, 241860), (6672, 234030), (6960, 224346), (7801, 200160), (8062, 193680), (8070, 193488), (8340, 187224), (8352, 186955), (8608, 181395), (9684, 161240), (10008, 156020), (10440, 149564), (10760, 145116), (11120, 140418), (12093, 129120), (12105, 128992), (12510, 124816), (12912, 120930), (13344, 117015), (13920, 112173), (15602, 100080), (16124, 96840), (16140, 96744), (16680, 93612), (19368, 80620), (20016, 78010), (20155, 77472), (20880, 74782), (21520, 72558), (22240, 70209), (23403, 66720), (24186, 64560), (24210, 64496), (25020, 62408), (25824, 60465), (31204, 50040), (32248, 48420), (32280, 48372), (33360, 46806), (36279, 43040), (37391, 41760), (38736, 40310), (39005, 40032)]