238814640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:324

約数の個数: 240

約数和(自身を含む): 861775200

約数和(自身を除く): 622960560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 109, 120, 136, 144, 153, 170, 179, 180, 204, 218, 240, 255, 272, 306, 327, 340, 358, 360, 408, 436, 510, 537, 545, 612, 654, 680, 716, 720, 765, 816, 872, 895, 981, 1020, 1074, 1090, 1224, 1308, 1360, 1432, 1530, 1611, 1635, 1744, 1790, 1853, 1962, 2040, 2148, 2180, 2448, 2616, 2685, 2864, 3043, 3060, 3222, 3270, 3580, 3706, 3924, 4080, 4296, 4360, 4905, 5232, 5370, 5559, 6086, 6120, 6444, 6540, 7160, 7412, 7848, 8055, 8592, 8720, 9129, 9265, 9810, 10740, 11118, 12172, 12240, 12888, 13080, 14320, 14824, 15215, 15696, 16110, 16677, 18258, 18530, 19511, 19620, 21480, 22236, 24344, 25776, 26160, 27387, 27795, 29648, 30430, 32220, 33354, 36516, 37060, 39022, 39240, 42960, 44472, 45645, 48688, 54774, 55590, 58533, 60860, 64440, 66708, 73032, 74120, 78044, 78480, 83385, 88944, 91290, 97555, 109548, 111180, 117066, 121720, 128880, 133416, 136935, 146064, 148240, 156088, 166770, 175599, 182580, 195110, 219096, 222360, 234132, 243440, 266832, 273870, 292665, 312176, 331687, 333540, 351198, 365160, 390220, 438192, 444720, 468264, 547740, 585330, 663374, 667080, 702396, 730320, 780440, 877995, 936528, 995061, 1095480, 1170660, 1326748, 1334160, 1404792, 1560880, 1658435, 1755990, 1990122, 2190960, 2341320, 2653496, 2809584, 2985183, 3316870, 3511980, 3980244, 4682640, 4975305, 5306992, 5970366, 6633740, 7023960, 7960488, 9950610, 11940732, 13267480, 14047920, 14925915, 15920976, 19901220, 23881464, 26534960, 29851830, 39802440, 47762928, 59703660, 79604880, 119407320, 238814640]

約数ペア:

[(1, 238814640), (2, 119407320), (3, 79604880), (4, 59703660), (5, 47762928), (6, 39802440), (8, 29851830), (9, 26534960), (10, 23881464), (12, 19901220), (15, 15920976), (16, 14925915), (17, 14047920), (18, 13267480), (20, 11940732), (24, 9950610), (30, 7960488), (34, 7023960), (36, 6633740), (40, 5970366), (45, 5306992), (48, 4975305), (51, 4682640), (60, 3980244), (68, 3511980), (72, 3316870), (80, 2985183), (85, 2809584), (90, 2653496), (102, 2341320), (109, 2190960), (120, 1990122), (136, 1755990), (144, 1658435), (153, 1560880), (170, 1404792), (179, 1334160), (180, 1326748), (204, 1170660), (218, 1095480), (240, 995061), (255, 936528), (272, 877995), (306, 780440), (327, 730320), (340, 702396), (358, 667080), (360, 663374), (408, 585330), (436, 547740), (510, 468264), (537, 444720), (545, 438192), (612, 390220), (654, 365160), (680, 351198), (716, 333540), (720, 331687), (765, 312176), (816, 292665), (872, 273870), (895, 266832), (981, 243440), (1020, 234132), (1074, 222360), (1090, 219096), (1224, 195110), (1308, 182580), (1360, 175599), (1432, 166770), (1530, 156088), (1611, 148240), (1635, 146064), (1744, 136935), (1790, 133416), (1853, 128880), (1962, 121720), (2040, 117066), (2148, 111180), (2180, 109548), (2448, 97555), (2616, 91290), (2685, 88944), (2864, 83385), (3043, 78480), (3060, 78044), (3222, 74120), (3270, 73032), (3580, 66708), (3706, 64440), (3924, 60860), (4080, 58533), (4296, 55590), (4360, 54774), (4905, 48688), (5232, 45645), (5370, 44472), (5559, 42960), (6086, 39240), (6120, 39022), (6444, 37060), (6540, 36516), (7160, 33354), (7412, 32220), (7848, 30430), (8055, 29648), (8592, 27795), (8720, 27387), (9129, 26160), (9265, 25776), (9810, 24344), (10740, 22236), (11118, 21480), (12172, 19620), (12240, 19511), (12888, 18530), (13080, 18258), (14320, 16677), (14824, 16110), (15215, 15696)]