261532080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:988

約数の個数: 240

約数和(自身を含む): 971455680

約数和(自身を除く): 709923600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 48, 51, 60, 68, 69, 72, 80, 85, 90, 92, 102, 115, 120, 136, 138, 144, 153, 170, 180, 184, 204, 207, 230, 240, 255, 272, 276, 306, 340, 345, 360, 368, 391, 408, 414, 460, 510, 552, 612, 680, 690, 720, 765, 782, 816, 828, 920, 929, 1020, 1035, 1104, 1173, 1224, 1360, 1380, 1530, 1564, 1656, 1840, 1858, 1955, 2040, 2070, 2346, 2448, 2760, 2787, 3060, 3128, 3312, 3519, 3716, 3910, 4080, 4140, 4645, 4692, 5520, 5574, 5865, 6120, 6256, 7038, 7432, 7820, 8280, 8361, 9290, 9384, 11148, 11730, 12240, 13935, 14076, 14864, 15640, 15793, 16560, 16722, 17595, 18580, 18768, 21367, 22296, 23460, 27870, 28152, 31280, 31586, 33444, 35190, 37160, 41805, 42734, 44592, 46920, 47379, 55740, 56304, 63172, 64101, 66888, 70380, 74320, 78965, 83610, 85468, 93840, 94758, 106835, 111480, 126344, 128202, 133776, 140760, 142137, 157930, 167220, 170936, 189516, 192303, 213670, 222960, 236895, 252688, 256404, 281520, 284274, 315860, 320505, 334440, 341872, 363239, 379032, 384606, 427340, 473790, 512808, 568548, 631720, 641010, 668880, 710685, 726478, 758064, 769212, 854680, 947580, 961515, 1025616, 1089717, 1137096, 1263440, 1282020, 1421370, 1452956, 1538424, 1709360, 1816195, 1895160, 1923030, 2179434, 2274192, 2564040, 2842740, 2905912, 3076848, 3269151, 3632390, 3790320, 3846060, 4358868, 5128080, 5448585, 5685480, 5811824, 6538302, 7264780, 7692120, 8717736, 10897170, 11370960, 13076604, 14529560, 15384240, 16345755, 17435472, 21794340, 26153208, 29059120, 32691510, 43588680, 52306416, 65383020, 87177360, 130766040, 261532080]

約数ペア:

[(1, 261532080), (2, 130766040), (3, 87177360), (4, 65383020), (5, 52306416), (6, 43588680), (8, 32691510), (9, 29059120), (10, 26153208), (12, 21794340), (15, 17435472), (16, 16345755), (17, 15384240), (18, 14529560), (20, 13076604), (23, 11370960), (24, 10897170), (30, 8717736), (34, 7692120), (36, 7264780), (40, 6538302), (45, 5811824), (46, 5685480), (48, 5448585), (51, 5128080), (60, 4358868), (68, 3846060), (69, 3790320), (72, 3632390), (80, 3269151), (85, 3076848), (90, 2905912), (92, 2842740), (102, 2564040), (115, 2274192), (120, 2179434), (136, 1923030), (138, 1895160), (144, 1816195), (153, 1709360), (170, 1538424), (180, 1452956), (184, 1421370), (204, 1282020), (207, 1263440), (230, 1137096), (240, 1089717), (255, 1025616), (272, 961515), (276, 947580), (306, 854680), (340, 769212), (345, 758064), (360, 726478), (368, 710685), (391, 668880), (408, 641010), (414, 631720), (460, 568548), (510, 512808), (552, 473790), (612, 427340), (680, 384606), (690, 379032), (720, 363239), (765, 341872), (782, 334440), (816, 320505), (828, 315860), (920, 284274), (929, 281520), (1020, 256404), (1035, 252688), (1104, 236895), (1173, 222960), (1224, 213670), (1360, 192303), (1380, 189516), (1530, 170936), (1564, 167220), (1656, 157930), (1840, 142137), (1858, 140760), (1955, 133776), (2040, 128202), (2070, 126344), (2346, 111480), (2448, 106835), (2760, 94758), (2787, 93840), (3060, 85468), (3128, 83610), (3312, 78965), (3519, 74320), (3716, 70380), (3910, 66888), (4080, 64101), (4140, 63172), (4645, 56304), (4692, 55740), (5520, 47379), (5574, 46920), (5865, 44592), (6120, 42734), (6256, 41805), (7038, 37160), (7432, 35190), (7820, 33444), (8280, 31586), (8361, 31280), (9290, 28152), (9384, 27870), (11148, 23460), (11730, 22296), (12240, 21367), (13935, 18768), (14076, 18580), (14864, 17595), (15640, 16722), (15793, 16560)]