1290661440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1399}}^1$

素因数の和:1481

約数の個数: 168

約数和(自身を含む): 4237329600

約数和(自身を除く): 2946668160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 961, 992, 1240, 1399, 1488, 1860, 1922, 1984, 2480, 2798, 2883, 2976, 3720, 3844, 4197, 4805, 4960, 5596, 5766, 5952, 6995, 7440, 7688, 8394, 9610, 9920, 11192, 11532, 13990, 14415, 14880, 15376, 16788, 19220, 20985, 22384, 23064, 27980, 28830, 29760, 30752, 33576, 38440, 41970, 43369, 44768, 46128, 55960, 57660, 61504, 67152, 76880, 83940, 86738, 89536, 92256, 111920, 115320, 130107, 134304, 153760, 167880, 173476, 184512, 216845, 223840, 230640, 260214, 268608, 307520, 335760, 346952, 433690, 447680, 461280, 520428, 650535, 671520, 693904, 867380, 922560, 1040856, 1301070, 1343040, 1344439, 1387808, 1734760, 2081712, 2602140, 2688878, 2775616, 3469520, 4033317, 4163424, 5204280, 5377756, 6722195, 6939040, 8066634, 8326848, 10408560, 10755512, 13444390, 13878080, 16133268, 20166585, 20817120, 21511024, 26888780, 32266536, 40333170, 41634240, 43022048, 53777560, 64533072, 80666340, 86044096, 107555120, 129066144, 161332680, 215110240, 258132288, 322665360, 430220480, 645330720, 1290661440]

約数ペア:

[(1, 1290661440), (2, 645330720), (3, 430220480), (4, 322665360), (5, 258132288), (6, 215110240), (8, 161332680), (10, 129066144), (12, 107555120), (15, 86044096), (16, 80666340), (20, 64533072), (24, 53777560), (30, 43022048), (31, 41634240), (32, 40333170), (40, 32266536), (48, 26888780), (60, 21511024), (62, 20817120), (64, 20166585), (80, 16133268), (93, 13878080), (96, 13444390), (120, 10755512), (124, 10408560), (155, 8326848), (160, 8066634), (186, 6939040), (192, 6722195), (240, 5377756), (248, 5204280), (310, 4163424), (320, 4033317), (372, 3469520), (465, 2775616), (480, 2688878), (496, 2602140), (620, 2081712), (744, 1734760), (930, 1387808), (960, 1344439), (961, 1343040), (992, 1301070), (1240, 1040856), (1399, 922560), (1488, 867380), (1860, 693904), (1922, 671520), (1984, 650535), (2480, 520428), (2798, 461280), (2883, 447680), (2976, 433690), (3720, 346952), (3844, 335760), (4197, 307520), (4805, 268608), (4960, 260214), (5596, 230640), (5766, 223840), (5952, 216845), (6995, 184512), (7440, 173476), (7688, 167880), (8394, 153760), (9610, 134304), (9920, 130107), (11192, 115320), (11532, 111920), (13990, 92256), (14415, 89536), (14880, 86738), (15376, 83940), (16788, 76880), (19220, 67152), (20985, 61504), (22384, 57660), (23064, 55960), (27980, 46128), (28830, 44768), (29760, 43369), (30752, 41970), (33576, 38440)]