1244689920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:725

約数の個数: 240

約数和(自身を含む): 4366327680

約数和(自身を除く): 3121637760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 89, 90, 96, 120, 128, 144, 160, 178, 180, 192, 240, 256, 267, 288, 320, 356, 360, 384, 445, 480, 512, 534, 576, 607, 640, 712, 720, 768, 801, 890, 960, 1068, 1152, 1214, 1280, 1335, 1424, 1440, 1536, 1602, 1780, 1821, 1920, 2136, 2304, 2428, 2560, 2670, 2848, 2880, 3035, 3204, 3560, 3642, 3840, 4005, 4272, 4608, 4856, 5340, 5463, 5696, 5760, 6070, 6408, 7120, 7284, 7680, 8010, 8544, 9105, 9712, 10680, 10926, 11392, 11520, 12140, 12816, 14240, 14568, 16020, 17088, 18210, 19424, 21360, 21852, 22784, 23040, 24280, 25632, 27315, 28480, 29136, 32040, 34176, 36420, 38848, 42720, 43704, 45568, 48560, 51264, 54023, 54630, 56960, 58272, 64080, 68352, 72840, 77696, 85440, 87408, 97120, 102528, 108046, 109260, 113920, 116544, 128160, 136704, 145680, 155392, 162069, 170880, 174816, 194240, 205056, 216092, 218520, 227840, 233088, 256320, 270115, 291360, 310784, 324138, 341760, 349632, 388480, 410112, 432184, 437040, 466176, 486207, 512640, 540230, 582720, 648276, 683520, 699264, 776960, 810345, 864368, 874080, 932352, 972414, 1025280, 1080460, 1165440, 1296552, 1398528, 1553920, 1620690, 1728736, 1748160, 1944828, 2050560, 2160920, 2330880, 2431035, 2593104, 2797056, 3241380, 3457472, 3496320, 3889656, 4321840, 4661760, 4862070, 5186208, 6482760, 6914944, 6992640, 7779312, 8643680, 9724140, 10372416, 12965520, 13829888, 13985280, 15558624, 17287360, 19448280, 20744832, 25931040, 27659776, 31117248, 34574720, 38896560, 41489664, 51862080, 62234496, 69149440, 77793120, 82979328, 103724160, 124468992, 138298880, 155586240, 207448320, 248937984, 311172480, 414896640, 622344960, 1244689920]

約数ペア:

[(1, 1244689920), (2, 622344960), (3, 414896640), (4, 311172480), (5, 248937984), (6, 207448320), (8, 155586240), (9, 138298880), (10, 124468992), (12, 103724160), (15, 82979328), (16, 77793120), (18, 69149440), (20, 62234496), (24, 51862080), (30, 41489664), (32, 38896560), (36, 34574720), (40, 31117248), (45, 27659776), (48, 25931040), (60, 20744832), (64, 19448280), (72, 17287360), (80, 15558624), (89, 13985280), (90, 13829888), (96, 12965520), (120, 10372416), (128, 9724140), (144, 8643680), (160, 7779312), (178, 6992640), (180, 6914944), (192, 6482760), (240, 5186208), (256, 4862070), (267, 4661760), (288, 4321840), (320, 3889656), (356, 3496320), (360, 3457472), (384, 3241380), (445, 2797056), (480, 2593104), (512, 2431035), (534, 2330880), (576, 2160920), (607, 2050560), (640, 1944828), (712, 1748160), (720, 1728736), (768, 1620690), (801, 1553920), (890, 1398528), (960, 1296552), (1068, 1165440), (1152, 1080460), (1214, 1025280), (1280, 972414), (1335, 932352), (1424, 874080), (1440, 864368), (1536, 810345), (1602, 776960), (1780, 699264), (1821, 683520), (1920, 648276), (2136, 582720), (2304, 540230), (2428, 512640), (2560, 486207), (2670, 466176), (2848, 437040), (2880, 432184), (3035, 410112), (3204, 388480), (3560, 349632), (3642, 341760), (3840, 324138), (4005, 310784), (4272, 291360), (4608, 270115), (4856, 256320), (5340, 233088), (5463, 227840), (5696, 218520), (5760, 216092), (6070, 205056), (6408, 194240), (7120, 174816), (7284, 170880), (7680, 162069), (8010, 155392), (8544, 145680), (9105, 136704), (9712, 128160), (10680, 116544), (10926, 113920), (11392, 109260), (11520, 108046), (12140, 102528), (12816, 97120), (14240, 87408), (14568, 85440), (16020, 77696), (17088, 72840), (18210, 68352), (19424, 64080), (21360, 58272), (21852, 56960), (22784, 54630), (23040, 54023), (24280, 51264), (25632, 48560), (27315, 45568), (28480, 43704), (29136, 42720), (32040, 38848), (34176, 36420)]