208697760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3917}}^1$

素因数の和:3975

約数の個数: 144

約数和(自身を含む): 731615976

約数和(自身を除く): 522918216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1332, 1440, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 3552, 3917, 4440, 5328, 5920, 6660, 7834, 8880, 10656, 11751, 13320, 15668, 17760, 19585, 23502, 26640, 31336, 35253, 39170, 47004, 53280, 58755, 62672, 70506, 78340, 94008, 117510, 125344, 141012, 144929, 156680, 176265, 188016, 235020, 282024, 289858, 313360, 352530, 376032, 434787, 470040, 564048, 579716, 626720, 705060, 724645, 869574, 940080, 1128096, 1159432, 1304361, 1410120, 1449290, 1739148, 1880160, 2173935, 2318864, 2608722, 2820240, 2898580, 3478296, 4347870, 4637728, 5217444, 5640480, 5797160, 6521805, 6956592, 8695740, 10434888, 11594320, 13043610, 13913184, 17391480, 20869776, 23188640, 26087220, 34782960, 41739552, 52174440, 69565920, 104348880, 208697760]

約数ペア:

[(1, 208697760), (2, 104348880), (3, 69565920), (4, 52174440), (5, 41739552), (6, 34782960), (8, 26087220), (9, 23188640), (10, 20869776), (12, 17391480), (15, 13913184), (16, 13043610), (18, 11594320), (20, 10434888), (24, 8695740), (30, 6956592), (32, 6521805), (36, 5797160), (37, 5640480), (40, 5217444), (45, 4637728), (48, 4347870), (60, 3478296), (72, 2898580), (74, 2820240), (80, 2608722), (90, 2318864), (96, 2173935), (111, 1880160), (120, 1739148), (144, 1449290), (148, 1410120), (160, 1304361), (180, 1159432), (185, 1128096), (222, 940080), (240, 869574), (288, 724645), (296, 705060), (333, 626720), (360, 579716), (370, 564048), (444, 470040), (480, 434787), (555, 376032), (592, 352530), (666, 313360), (720, 289858), (740, 282024), (888, 235020), (1110, 188016), (1184, 176265), (1332, 156680), (1440, 144929), (1480, 141012), (1665, 125344), (1776, 117510), (2220, 94008), (2664, 78340), (2960, 70506), (3330, 62672), (3552, 58755), (3917, 53280), (4440, 47004), (5328, 39170), (5920, 35253), (6660, 31336), (7834, 26640), (8880, 23502), (10656, 19585), (11751, 17760), (13320, 15668)]