260485920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4889}}^1$

素因数の和:4947

約数の個数: 144

約数和(自身を含む): 913119480

約数和(自身を除く): 652633560

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, 4440, 4889, 5328, 5920, 6660, 8880, 9778, 10656, 13320, 14667, 17760, 19556, 24445, 26640, 29334, 39112, 44001, 48890, 53280, 58668, 73335, 78224, 88002, 97780, 117336, 146670, 156448, 176004, 180893, 195560, 220005, 234672, 293340, 352008, 361786, 391120, 440010, 469344, 542679, 586680, 704016, 723572, 782240, 880020, 904465, 1085358, 1173360, 1408032, 1447144, 1628037, 1760040, 1808930, 2170716, 2346720, 2713395, 2894288, 3256074, 3520080, 3617860, 4341432, 5426790, 5788576, 6512148, 7040160, 7235720, 8140185, 8682864, 10853580, 13024296, 14471440, 16280370, 17365728, 21707160, 26048592, 28942880, 32560740, 43414320, 52097184, 65121480, 86828640, 130242960, 260485920]

約数ペア:

[(1, 260485920), (2, 130242960), (3, 86828640), (4, 65121480), (5, 52097184), (6, 43414320), (8, 32560740), (9, 28942880), (10, 26048592), (12, 21707160), (15, 17365728), (16, 16280370), (18, 14471440), (20, 13024296), (24, 10853580), (30, 8682864), (32, 8140185), (36, 7235720), (37, 7040160), (40, 6512148), (45, 5788576), (48, 5426790), (60, 4341432), (72, 3617860), (74, 3520080), (80, 3256074), (90, 2894288), (96, 2713395), (111, 2346720), (120, 2170716), (144, 1808930), (148, 1760040), (160, 1628037), (180, 1447144), (185, 1408032), (222, 1173360), (240, 1085358), (288, 904465), (296, 880020), (333, 782240), (360, 723572), (370, 704016), (444, 586680), (480, 542679), (555, 469344), (592, 440010), (666, 391120), (720, 361786), (740, 352008), (888, 293340), (1110, 234672), (1184, 220005), (1332, 195560), (1440, 180893), (1480, 176004), (1665, 156448), (1776, 146670), (2220, 117336), (2664, 97780), (2960, 88002), (3330, 78224), (3552, 73335), (4440, 58668), (4889, 53280), (5328, 48890), (5920, 44001), (6660, 39112), (8880, 29334), (9778, 26640), (10656, 24445), (13320, 19556), (14667, 17760)]