42396640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 192

約数和(自身を含む): 125737920

約数和(自身を除く): 83341280

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 32, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 109, 110, 130, 136, 143, 160, 170, 176, 187, 208, 218, 220, 221, 260, 272, 286, 340, 352, 374, 416, 436, 440, 442, 520, 544, 545, 572, 680, 715, 748, 872, 880, 884, 935, 1040, 1090, 1105, 1144, 1199, 1360, 1417, 1430, 1496, 1744, 1760, 1768, 1853, 1870, 2080, 2180, 2210, 2288, 2398, 2431, 2720, 2834, 2860, 2992, 3488, 3536, 3706, 3740, 4360, 4420, 4576, 4796, 4862, 5668, 5720, 5984, 5995, 7072, 7085, 7412, 7480, 8720, 8840, 9265, 9592, 9724, 11336, 11440, 11990, 12155, 14170, 14824, 14960, 15587, 17440, 17680, 18530, 19184, 19448, 20383, 22672, 22880, 23980, 24089, 24310, 28340, 29648, 29920, 31174, 35360, 37060, 38368, 38896, 40766, 45344, 47960, 48178, 48620, 56680, 59296, 62348, 74120, 77792, 77935, 81532, 95920, 96356, 97240, 101915, 113360, 120445, 124696, 148240, 155870, 163064, 191840, 192712, 194480, 203830, 226720, 240890, 249392, 264979, 296480, 311740, 326128, 385424, 388960, 407660, 481780, 498784, 529958, 623480, 652256, 770848, 815320, 963560, 1059916, 1246960, 1324895, 1630640, 1927120, 2119832, 2493920, 2649790, 3261280, 3854240, 4239664, 5299580, 8479328, 10599160, 21198320, 42396640]

約数ペア:

[(1, 42396640), (2, 21198320), (4, 10599160), (5, 8479328), (8, 5299580), (10, 4239664), (11, 3854240), (13, 3261280), (16, 2649790), (17, 2493920), (20, 2119832), (22, 1927120), (26, 1630640), (32, 1324895), (34, 1246960), (40, 1059916), (44, 963560), (52, 815320), (55, 770848), (65, 652256), (68, 623480), (80, 529958), (85, 498784), (88, 481780), (104, 407660), (109, 388960), (110, 385424), (130, 326128), (136, 311740), (143, 296480), (160, 264979), (170, 249392), (176, 240890), (187, 226720), (208, 203830), (218, 194480), (220, 192712), (221, 191840), (260, 163064), (272, 155870), (286, 148240), (340, 124696), (352, 120445), (374, 113360), (416, 101915), (436, 97240), (440, 96356), (442, 95920), (520, 81532), (544, 77935), (545, 77792), (572, 74120), (680, 62348), (715, 59296), (748, 56680), (872, 48620), (880, 48178), (884, 47960), (935, 45344), (1040, 40766), (1090, 38896), (1105, 38368), (1144, 37060), (1199, 35360), (1360, 31174), (1417, 29920), (1430, 29648), (1496, 28340), (1744, 24310), (1760, 24089), (1768, 23980), (1853, 22880), (1870, 22672), (2080, 20383), (2180, 19448), (2210, 19184), (2288, 18530), (2398, 17680), (2431, 17440), (2720, 15587), (2834, 14960), (2860, 14824), (2992, 14170), (3488, 12155), (3536, 11990), (3706, 11440), (3740, 11336), (4360, 9724), (4420, 9592), (4576, 9265), (4796, 8840), (4862, 8720), (5668, 7480), (5720, 7412), (5984, 7085), (5995, 7072)]