207448320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:720

約数の個数: 144

約数和(自身を含む): 671086080

約数和(自身を除く): 463637760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 256, 267, 320, 356, 384, 445, 480, 534, 607, 640, 712, 768, 890, 960, 1068, 1214, 1280, 1335, 1424, 1780, 1821, 1920, 2136, 2428, 2670, 2848, 3035, 3560, 3642, 3840, 4272, 4856, 5340, 5696, 6070, 7120, 7284, 8544, 9105, 9712, 10680, 11392, 12140, 14240, 14568, 17088, 18210, 19424, 21360, 22784, 24280, 28480, 29136, 34176, 36420, 38848, 42720, 48560, 54023, 56960, 58272, 68352, 72840, 77696, 85440, 97120, 108046, 113920, 116544, 145680, 155392, 162069, 170880, 194240, 216092, 233088, 270115, 291360, 324138, 341760, 388480, 432184, 466176, 540230, 582720, 648276, 776960, 810345, 864368, 1080460, 1165440, 1296552, 1620690, 1728736, 2160920, 2330880, 2593104, 3241380, 3457472, 4321840, 5186208, 6482760, 6914944, 8643680, 10372416, 12965520, 13829888, 17287360, 20744832, 25931040, 34574720, 41489664, 51862080, 69149440, 103724160, 207448320]

約数ペア:

[(1, 207448320), (2, 103724160), (3, 69149440), (4, 51862080), (5, 41489664), (6, 34574720), (8, 25931040), (10, 20744832), (12, 17287360), (15, 13829888), (16, 12965520), (20, 10372416), (24, 8643680), (30, 6914944), (32, 6482760), (40, 5186208), (48, 4321840), (60, 3457472), (64, 3241380), (80, 2593104), (89, 2330880), (96, 2160920), (120, 1728736), (128, 1620690), (160, 1296552), (178, 1165440), (192, 1080460), (240, 864368), (256, 810345), (267, 776960), (320, 648276), (356, 582720), (384, 540230), (445, 466176), (480, 432184), (534, 388480), (607, 341760), (640, 324138), (712, 291360), (768, 270115), (890, 233088), (960, 216092), (1068, 194240), (1214, 170880), (1280, 162069), (1335, 155392), (1424, 145680), (1780, 116544), (1821, 113920), (1920, 108046), (2136, 97120), (2428, 85440), (2670, 77696), (2848, 72840), (3035, 68352), (3560, 58272), (3642, 56960), (3840, 54023), (4272, 48560), (4856, 42720), (5340, 38848), (5696, 36420), (6070, 34176), (7120, 29136), (7284, 28480), (8544, 24280), (9105, 22784), (9712, 21360), (10680, 19424), (11392, 18210), (12140, 17088), (14240, 14568)]