18113280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 59603040

約数和(自身を除く): 41489760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 89, 96, 106, 120, 128, 159, 160, 178, 192, 212, 240, 256, 265, 267, 318, 320, 356, 384, 424, 445, 480, 530, 534, 636, 640, 712, 768, 795, 848, 890, 960, 1060, 1068, 1272, 1280, 1335, 1424, 1590, 1696, 1780, 1920, 2120, 2136, 2544, 2670, 2848, 3180, 3392, 3560, 3840, 4240, 4272, 4717, 5088, 5340, 5696, 6360, 6784, 7120, 8480, 8544, 9434, 10176, 10680, 11392, 12720, 13568, 14151, 14240, 16960, 17088, 18868, 20352, 21360, 22784, 23585, 25440, 28302, 28480, 33920, 34176, 37736, 40704, 42720, 47170, 50880, 56604, 56960, 67840, 68352, 70755, 75472, 85440, 94340, 101760, 113208, 113920, 141510, 150944, 170880, 188680, 203520, 226416, 283020, 301888, 341760, 377360, 452832, 566040, 603776, 754720, 905664, 1132080, 1207552, 1509440, 1811328, 2264160, 3018880, 3622656, 4528320, 6037760, 9056640, 18113280]

約数ペア:

[(1, 18113280), (2, 9056640), (3, 6037760), (4, 4528320), (5, 3622656), (6, 3018880), (8, 2264160), (10, 1811328), (12, 1509440), (15, 1207552), (16, 1132080), (20, 905664), (24, 754720), (30, 603776), (32, 566040), (40, 452832), (48, 377360), (53, 341760), (60, 301888), (64, 283020), (80, 226416), (89, 203520), (96, 188680), (106, 170880), (120, 150944), (128, 141510), (159, 113920), (160, 113208), (178, 101760), (192, 94340), (212, 85440), (240, 75472), (256, 70755), (265, 68352), (267, 67840), (318, 56960), (320, 56604), (356, 50880), (384, 47170), (424, 42720), (445, 40704), (480, 37736), (530, 34176), (534, 33920), (636, 28480), (640, 28302), (712, 25440), (768, 23585), (795, 22784), (848, 21360), (890, 20352), (960, 18868), (1060, 17088), (1068, 16960), (1272, 14240), (1280, 14151), (1335, 13568), (1424, 12720), (1590, 11392), (1696, 10680), (1780, 10176), (1920, 9434), (2120, 8544), (2136, 8480), (2544, 7120), (2670, 6784), (2848, 6360), (3180, 5696), (3392, 5340), (3560, 5088), (3840, 4717), (4240, 4272)]