320372640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{859}}^1$

素因数の和:924

約数の個数: 288

約数和(自身を含む): 1284716160

約数和(自身を除く): 964343520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 37, 40, 42, 45, 48, 56, 60, 63, 70, 72, 74, 80, 84, 90, 96, 105, 111, 112, 120, 126, 140, 144, 148, 160, 168, 180, 185, 210, 222, 224, 240, 252, 259, 280, 288, 296, 315, 333, 336, 360, 370, 420, 444, 480, 504, 518, 555, 560, 592, 630, 666, 672, 720, 740, 777, 840, 859, 888, 1008, 1036, 1110, 1120, 1184, 1260, 1295, 1332, 1440, 1480, 1554, 1665, 1680, 1718, 1776, 2016, 2072, 2220, 2331, 2520, 2577, 2590, 2664, 2960, 3108, 3330, 3360, 3436, 3552, 3885, 4144, 4295, 4440, 4662, 5040, 5154, 5180, 5328, 5920, 6013, 6216, 6660, 6872, 7731, 7770, 8288, 8590, 8880, 9324, 10080, 10308, 10360, 10656, 11655, 12026, 12432, 12885, 13320, 13744, 15462, 15540, 17180, 17760, 18039, 18648, 20616, 20720, 23310, 24052, 24864, 25770, 26640, 27488, 30065, 30924, 31080, 31783, 34360, 36078, 37296, 38655, 41232, 41440, 46620, 48104, 51540, 53280, 54117, 60130, 61848, 62160, 63566, 68720, 72156, 74592, 77310, 82464, 90195, 93240, 95349, 96208, 103080, 108234, 120260, 123696, 124320, 127132, 137440, 144312, 154620, 158915, 180390, 186480, 190698, 192416, 206160, 216468, 222481, 240520, 247392, 254264, 270585, 286047, 288624, 309240, 317830, 360780, 372960, 381396, 412320, 432936, 444962, 476745, 481040, 508528, 541170, 572094, 577248, 618480, 635660, 667443, 721560, 762792, 865872, 889924, 953490, 962080, 1017056, 1082340, 1112405, 1144188, 1236960, 1271320, 1334886, 1430235, 1443120, 1525584, 1731744, 1779848, 1906980, 2002329, 2164680, 2224810, 2288376, 2542640, 2669772, 2860470, 2886240, 3051168, 3337215, 3559696, 3813960, 4004658, 4329360, 4449620, 4576752, 5085280, 5339544, 5720940, 6674430, 7119392, 7627920, 8009316, 8658720, 8899240, 9153504, 10011645, 10679088, 11441880, 13348860, 15255840, 16018632, 17798480, 20023290, 21358176, 22883760, 26697720, 32037264, 35596960, 40046580, 45767520, 53395440, 64074528, 80093160, 106790880, 160186320, 320372640]

約数ペア:

[(1, 320372640), (2, 160186320), (3, 106790880), (4, 80093160), (5, 64074528), (6, 53395440), (7, 45767520), (8, 40046580), (9, 35596960), (10, 32037264), (12, 26697720), (14, 22883760), (15, 21358176), (16, 20023290), (18, 17798480), (20, 16018632), (21, 15255840), (24, 13348860), (28, 11441880), (30, 10679088), (32, 10011645), (35, 9153504), (36, 8899240), (37, 8658720), (40, 8009316), (42, 7627920), (45, 7119392), (48, 6674430), (56, 5720940), (60, 5339544), (63, 5085280), (70, 4576752), (72, 4449620), (74, 4329360), (80, 4004658), (84, 3813960), (90, 3559696), (96, 3337215), (105, 3051168), (111, 2886240), (112, 2860470), (120, 2669772), (126, 2542640), (140, 2288376), (144, 2224810), (148, 2164680), (160, 2002329), (168, 1906980), (180, 1779848), (185, 1731744), (210, 1525584), (222, 1443120), (224, 1430235), (240, 1334886), (252, 1271320), (259, 1236960), (280, 1144188), (288, 1112405), (296, 1082340), (315, 1017056), (333, 962080), (336, 953490), (360, 889924), (370, 865872), (420, 762792), (444, 721560), (480, 667443), (504, 635660), (518, 618480), (555, 577248), (560, 572094), (592, 541170), (630, 508528), (666, 481040), (672, 476745), (720, 444962), (740, 432936), (777, 412320), (840, 381396), (859, 372960), (888, 360780), (1008, 317830), (1036, 309240), (1110, 288624), (1120, 286047), (1184, 270585), (1260, 254264), (1295, 247392), (1332, 240520), (1440, 222481), (1480, 216468), (1554, 206160), (1665, 192416), (1680, 190698), (1718, 186480), (1776, 180390), (2016, 158915), (2072, 154620), (2220, 144312), (2331, 137440), (2520, 127132), (2577, 124320), (2590, 123696), (2664, 120260), (2960, 108234), (3108, 103080), (3330, 96208), (3360, 95349), (3436, 93240), (3552, 90195), (3885, 82464), (4144, 77310), (4295, 74592), (4440, 72156), (4662, 68720), (5040, 63566), (5154, 62160), (5180, 61848), (5328, 60130), (5920, 54117), (6013, 53280), (6216, 51540), (6660, 48104), (6872, 46620), (7731, 41440), (7770, 41232), (8288, 38655), (8590, 37296), (8880, 36078), (9324, 34360), (10080, 31783), (10308, 31080), (10360, 30924), (10656, 30065), (11655, 27488), (12026, 26640), (12432, 25770), (12885, 24864), (13320, 24052), (13744, 23310), (15462, 20720), (15540, 20616), (17180, 18648), (17760, 18039)]