238957920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 288

約数和(自身を含む): 866121984

約数和(自身を除く): 627164064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 53, 60, 62, 72, 80, 90, 93, 96, 101, 106, 120, 124, 144, 155, 159, 160, 180, 186, 202, 212, 240, 248, 265, 279, 288, 303, 310, 318, 360, 372, 404, 424, 465, 477, 480, 496, 505, 530, 558, 606, 620, 636, 720, 744, 795, 808, 848, 909, 930, 954, 992, 1010, 1060, 1116, 1212, 1240, 1272, 1395, 1440, 1488, 1515, 1590, 1616, 1643, 1696, 1818, 1860, 1908, 2020, 2120, 2232, 2385, 2424, 2480, 2544, 2790, 2976, 3030, 3131, 3180, 3232, 3286, 3636, 3720, 3816, 4040, 4240, 4464, 4545, 4770, 4848, 4929, 4960, 5088, 5353, 5580, 6060, 6262, 6360, 6572, 7272, 7440, 7632, 8080, 8215, 8480, 8928, 9090, 9393, 9540, 9696, 9858, 10706, 11160, 12120, 12524, 12720, 13144, 14544, 14787, 14880, 15264, 15655, 16059, 16160, 16430, 18180, 18786, 19080, 19716, 21412, 22320, 24240, 24645, 25048, 25440, 26288, 26765, 28179, 29088, 29574, 31310, 32118, 32860, 36360, 37572, 38160, 39432, 42824, 44640, 46965, 48177, 48480, 49290, 50096, 52576, 53530, 56358, 59148, 62620, 64236, 65720, 72720, 73935, 75144, 76320, 78864, 80295, 85648, 93930, 96354, 98580, 100192, 107060, 112716, 118296, 125240, 128472, 131440, 140895, 145440, 147870, 150288, 157728, 160590, 165943, 171296, 187860, 192708, 197160, 214120, 225432, 236592, 240885, 250480, 256944, 262880, 281790, 295740, 300576, 321180, 331886, 375720, 385416, 394320, 428240, 450864, 473184, 481770, 497829, 500960, 513888, 563580, 591480, 642360, 663772, 751440, 770832, 788640, 829715, 856480, 901728, 963540, 995658, 1127160, 1182960, 1284720, 1327544, 1493487, 1502880, 1541664, 1659430, 1927080, 1991316, 2254320, 2365920, 2489145, 2569440, 2655088, 2986974, 3318860, 3854160, 3982632, 4508640, 4978290, 5310176, 5973948, 6637720, 7467435, 7708320, 7965264, 9956580, 11947896, 13275440, 14934870, 15930528, 19913160, 23895792, 26550880, 29869740, 39826320, 47791584, 59739480, 79652640, 119478960, 238957920]

約数ペア:

[(1, 238957920), (2, 119478960), (3, 79652640), (4, 59739480), (5, 47791584), (6, 39826320), (8, 29869740), (9, 26550880), (10, 23895792), (12, 19913160), (15, 15930528), (16, 14934870), (18, 13275440), (20, 11947896), (24, 9956580), (30, 7965264), (31, 7708320), (32, 7467435), (36, 6637720), (40, 5973948), (45, 5310176), (48, 4978290), (53, 4508640), (60, 3982632), (62, 3854160), (72, 3318860), (80, 2986974), (90, 2655088), (93, 2569440), (96, 2489145), (101, 2365920), (106, 2254320), (120, 1991316), (124, 1927080), (144, 1659430), (155, 1541664), (159, 1502880), (160, 1493487), (180, 1327544), (186, 1284720), (202, 1182960), (212, 1127160), (240, 995658), (248, 963540), (265, 901728), (279, 856480), (288, 829715), (303, 788640), (310, 770832), (318, 751440), (360, 663772), (372, 642360), (404, 591480), (424, 563580), (465, 513888), (477, 500960), (480, 497829), (496, 481770), (505, 473184), (530, 450864), (558, 428240), (606, 394320), (620, 385416), (636, 375720), (720, 331886), (744, 321180), (795, 300576), (808, 295740), (848, 281790), (909, 262880), (930, 256944), (954, 250480), (992, 240885), (1010, 236592), (1060, 225432), (1116, 214120), (1212, 197160), (1240, 192708), (1272, 187860), (1395, 171296), (1440, 165943), (1488, 160590), (1515, 157728), (1590, 150288), (1616, 147870), (1643, 145440), (1696, 140895), (1818, 131440), (1860, 128472), (1908, 125240), (2020, 118296), (2120, 112716), (2232, 107060), (2385, 100192), (2424, 98580), (2480, 96354), (2544, 93930), (2790, 85648), (2976, 80295), (3030, 78864), (3131, 76320), (3180, 75144), (3232, 73935), (3286, 72720), (3636, 65720), (3720, 64236), (3816, 62620), (4040, 59148), (4240, 56358), (4464, 53530), (4545, 52576), (4770, 50096), (4848, 49290), (4929, 48480), (4960, 48177), (5088, 46965), (5353, 44640), (5580, 42824), (6060, 39432), (6262, 38160), (6360, 37572), (6572, 36360), (7272, 32860), (7440, 32118), (7632, 31310), (8080, 29574), (8215, 29088), (8480, 28179), (8928, 26765), (9090, 26288), (9393, 25440), (9540, 25048), (9696, 24645), (9858, 24240), (10706, 22320), (11160, 21412), (12120, 19716), (12524, 19080), (12720, 18786), (13144, 18180), (14544, 16430), (14787, 16160), (14880, 16059), (15264, 15655)]