31008960

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 224

約数和(自身を含む): 113507520

約数和(自身を除く): 82498560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 90, 96, 97, 108, 111, 120, 135, 144, 148, 160, 180, 185, 192, 194, 216, 222, 240, 270, 288, 291, 296, 320, 333, 360, 370, 388, 432, 444, 480, 485, 540, 555, 576, 582, 592, 666, 720, 740, 776, 864, 873, 888, 960, 970, 999, 1080, 1110, 1164, 1184, 1332, 1440, 1455, 1480, 1552, 1665, 1728, 1746, 1776, 1940, 1998, 2160, 2220, 2328, 2368, 2619, 2664, 2880, 2910, 2960, 3104, 3330, 3492, 3552, 3589, 3880, 3996, 4320, 4365, 4440, 4656, 4995, 5238, 5328, 5820, 5920, 6208, 6660, 6984, 7104, 7178, 7760, 7992, 8640, 8730, 8880, 9312, 9990, 10476, 10656, 10767, 11640, 11840, 13095, 13320, 13968, 14356, 15520, 15984, 17460, 17760, 17945, 18624, 19980, 20952, 21312, 21534, 23280, 26190, 26640, 27936, 28712, 31040, 31968, 32301, 34920, 35520, 35890, 39960, 41904, 43068, 46560, 52380, 53280, 53835, 55872, 57424, 63936, 64602, 69840, 71780, 79920, 83808, 86136, 93120, 96903, 104760, 106560, 107670, 114848, 129204, 139680, 143560, 159840, 161505, 167616, 172272, 193806, 209520, 215340, 229696, 258408, 279360, 287120, 319680, 323010, 344544, 387612, 419040, 430680, 484515, 516816, 574240, 646020, 689088, 775224, 838080, 861360, 969030, 1033632, 1148480, 1292040, 1550448, 1722720, 1938060, 2067264, 2584080, 3100896, 3445440, 3876120, 5168160, 6201792, 7752240, 10336320, 15504480, 31008960]

約数ペア:

[(1, 31008960), (2, 15504480), (3, 10336320), (4, 7752240), (5, 6201792), (6, 5168160), (8, 3876120), (9, 3445440), (10, 3100896), (12, 2584080), (15, 2067264), (16, 1938060), (18, 1722720), (20, 1550448), (24, 1292040), (27, 1148480), (30, 1033632), (32, 969030), (36, 861360), (37, 838080), (40, 775224), (45, 689088), (48, 646020), (54, 574240), (60, 516816), (64, 484515), (72, 430680), (74, 419040), (80, 387612), (90, 344544), (96, 323010), (97, 319680), (108, 287120), (111, 279360), (120, 258408), (135, 229696), (144, 215340), (148, 209520), (160, 193806), (180, 172272), (185, 167616), (192, 161505), (194, 159840), (216, 143560), (222, 139680), (240, 129204), (270, 114848), (288, 107670), (291, 106560), (296, 104760), (320, 96903), (333, 93120), (360, 86136), (370, 83808), (388, 79920), (432, 71780), (444, 69840), (480, 64602), (485, 63936), (540, 57424), (555, 55872), (576, 53835), (582, 53280), (592, 52380), (666, 46560), (720, 43068), (740, 41904), (776, 39960), (864, 35890), (873, 35520), (888, 34920), (960, 32301), (970, 31968), (999, 31040), (1080, 28712), (1110, 27936), (1164, 26640), (1184, 26190), (1332, 23280), (1440, 21534), (1455, 21312), (1480, 20952), (1552, 19980), (1665, 18624), (1728, 17945), (1746, 17760), (1776, 17460), (1940, 15984), (1998, 15520), (2160, 14356), (2220, 13968), (2328, 13320), (2368, 13095), (2619, 11840), (2664, 11640), (2880, 10767), (2910, 10656), (2960, 10476), (3104, 9990), (3330, 9312), (3492, 8880), (3552, 8730), (3589, 8640), (3880, 7992), (3996, 7760), (4320, 7178), (4365, 7104), (4440, 6984), (4656, 6660), (4995, 6208), (5238, 5920), (5328, 5820)]