40260240

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:156

約数の個数: 240

約数和(自身を含む): 148948800

約数和(自身を除く): 108688560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 109, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 218, 228, 240, 243, 270, 285, 304, 324, 327, 342, 360, 380, 405, 432, 436, 456, 486, 513, 540, 545, 570, 648, 654, 684, 720, 760, 810, 855, 872, 912, 972, 981, 1026, 1080, 1090, 1140, 1215, 1296, 1308, 1368, 1520, 1539, 1620, 1635, 1710, 1744, 1944, 1962, 2052, 2071, 2160, 2180, 2280, 2430, 2565, 2616, 2736, 2943, 3078, 3240, 3270, 3420, 3888, 3924, 4104, 4142, 4360, 4560, 4617, 4860, 4905, 5130, 5232, 5886, 6156, 6213, 6480, 6540, 6840, 7695, 7848, 8208, 8284, 8720, 8829, 9234, 9720, 9810, 10260, 10355, 11772, 12312, 12426, 13080, 13680, 14715, 15390, 15696, 16568, 17658, 18468, 18639, 19440, 19620, 20520, 20710, 23085, 23544, 24624, 24852, 26160, 26487, 29430, 30780, 31065, 33136, 35316, 36936, 37278, 39240, 41040, 41420, 44145, 46170, 47088, 49704, 52974, 55917, 58860, 61560, 62130, 70632, 73872, 74556, 78480, 82840, 88290, 92340, 93195, 99408, 105948, 111834, 117720, 123120, 124260, 132435, 141264, 149112, 165680, 167751, 176580, 184680, 186390, 211896, 223668, 235440, 248520, 264870, 279585, 298224, 335502, 353160, 369360, 372780, 423792, 447336, 497040, 503253, 529740, 559170, 671004, 706320, 745560, 838755, 894672, 1006506, 1059480, 1118340, 1342008, 1491120, 1677510, 2013012, 2118960, 2236680, 2516265, 2684016, 3355020, 4026024, 4473360, 5032530, 6710040, 8052048, 10065060, 13420080, 20130120, 40260240]

約数ペア:

[(1, 40260240), (2, 20130120), (3, 13420080), (4, 10065060), (5, 8052048), (6, 6710040), (8, 5032530), (9, 4473360), (10, 4026024), (12, 3355020), (15, 2684016), (16, 2516265), (18, 2236680), (19, 2118960), (20, 2013012), (24, 1677510), (27, 1491120), (30, 1342008), (36, 1118340), (38, 1059480), (40, 1006506), (45, 894672), (48, 838755), (54, 745560), (57, 706320), (60, 671004), (72, 559170), (76, 529740), (80, 503253), (81, 497040), (90, 447336), (95, 423792), (108, 372780), (109, 369360), (114, 353160), (120, 335502), (135, 298224), (144, 279585), (152, 264870), (162, 248520), (171, 235440), (180, 223668), (190, 211896), (216, 186390), (218, 184680), (228, 176580), (240, 167751), (243, 165680), (270, 149112), (285, 141264), (304, 132435), (324, 124260), (327, 123120), (342, 117720), (360, 111834), (380, 105948), (405, 99408), (432, 93195), (436, 92340), (456, 88290), (486, 82840), (513, 78480), (540, 74556), (545, 73872), (570, 70632), (648, 62130), (654, 61560), (684, 58860), (720, 55917), (760, 52974), (810, 49704), (855, 47088), (872, 46170), (912, 44145), (972, 41420), (981, 41040), (1026, 39240), (1080, 37278), (1090, 36936), (1140, 35316), (1215, 33136), (1296, 31065), (1308, 30780), (1368, 29430), (1520, 26487), (1539, 26160), (1620, 24852), (1635, 24624), (1710, 23544), (1744, 23085), (1944, 20710), (1962, 20520), (2052, 19620), (2071, 19440), (2160, 18639), (2180, 18468), (2280, 17658), (2430, 16568), (2565, 15696), (2616, 15390), (2736, 14715), (2943, 13680), (3078, 13080), (3240, 12426), (3270, 12312), (3420, 11772), (3888, 10355), (3924, 10260), (4104, 9810), (4142, 9720), (4360, 9234), (4560, 8829), (4617, 8720), (4860, 8284), (4905, 8208), (5130, 7848), (5232, 7695), (5886, 6840), (6156, 6540), (6213, 6480)]