1260491520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19309}}^1$

素因数の和:19350

約数の個数: 144

約数和(自身を含む): 4262721120

約数和(自身を除く): 3002229600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3840, 4080, 4352, 5440, 6528, 8160, 10880, 13056, 16320, 19309, 21760, 32640, 38618, 57927, 65280, 77236, 96545, 115854, 154472, 193090, 231708, 289635, 308944, 328253, 386180, 463416, 579270, 617888, 656506, 772360, 926832, 984759, 1158540, 1235776, 1313012, 1544720, 1641265, 1853664, 1969518, 2317080, 2471552, 2626024, 3089440, 3282530, 3707328, 3939036, 4634160, 4923795, 4943104, 5252048, 6178880, 6565060, 7414656, 7878072, 9268320, 9847590, 10504096, 12357760, 13130120, 14829312, 15756144, 18536640, 19695180, 21008192, 24715520, 26260240, 31512288, 37073280, 39390360, 42016384, 52520480, 63024576, 74146560, 78780720, 84032768, 105040960, 126049152, 157561440, 210081920, 252098304, 315122880, 420163840, 630245760, 1260491520]

約数ペア:

[(1, 1260491520), (2, 630245760), (3, 420163840), (4, 315122880), (5, 252098304), (6, 210081920), (8, 157561440), (10, 126049152), (12, 105040960), (15, 84032768), (16, 78780720), (17, 74146560), (20, 63024576), (24, 52520480), (30, 42016384), (32, 39390360), (34, 37073280), (40, 31512288), (48, 26260240), (51, 24715520), (60, 21008192), (64, 19695180), (68, 18536640), (80, 15756144), (85, 14829312), (96, 13130120), (102, 12357760), (120, 10504096), (128, 9847590), (136, 9268320), (160, 7878072), (170, 7414656), (192, 6565060), (204, 6178880), (240, 5252048), (255, 4943104), (256, 4923795), (272, 4634160), (320, 3939036), (340, 3707328), (384, 3282530), (408, 3089440), (480, 2626024), (510, 2471552), (544, 2317080), (640, 1969518), (680, 1853664), (768, 1641265), (816, 1544720), (960, 1313012), (1020, 1235776), (1088, 1158540), (1280, 984759), (1360, 926832), (1632, 772360), (1920, 656506), (2040, 617888), (2176, 579270), (2720, 463416), (3264, 386180), (3840, 328253), (4080, 308944), (4352, 289635), (5440, 231708), (6528, 193090), (8160, 154472), (10880, 115854), (13056, 96545), (16320, 77236), (19309, 65280), (21760, 57927), (32640, 38618)]