289996560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:542

約数の個数: 240

約数和(自身を含む): 1123035264

約数和(自身を除く): 833038704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 163, 168, 180, 210, 240, 252, 280, 315, 326, 336, 353, 360, 420, 489, 504, 560, 630, 652, 706, 720, 815, 840, 978, 1008, 1059, 1141, 1260, 1304, 1412, 1467, 1630, 1680, 1765, 1956, 2118, 2282, 2445, 2471, 2520, 2608, 2824, 2934, 3177, 3260, 3423, 3530, 3912, 4236, 4564, 4890, 4942, 5040, 5295, 5648, 5705, 5868, 6354, 6520, 6846, 7060, 7335, 7413, 7824, 8472, 9128, 9780, 9884, 10269, 10590, 11410, 11736, 12355, 12708, 13040, 13692, 14120, 14670, 14826, 15885, 16944, 17115, 18256, 19560, 19768, 20538, 21180, 22239, 22820, 23472, 24710, 25416, 27384, 28240, 29340, 29652, 31770, 34230, 37065, 39120, 39536, 41076, 42360, 44478, 45640, 49420, 50832, 51345, 54768, 57539, 58680, 59304, 63540, 68460, 74130, 82152, 84720, 88956, 91280, 98840, 102690, 111195, 115078, 117360, 118608, 127080, 136920, 148260, 164304, 172617, 177912, 197680, 205380, 222390, 230156, 254160, 273840, 287695, 296520, 345234, 355824, 402773, 410760, 444780, 460312, 517851, 575390, 593040, 690468, 805546, 821520, 863085, 889560, 920624, 1035702, 1150780, 1208319, 1380936, 1611092, 1726170, 1779120, 2013865, 2071404, 2301560, 2416638, 2589255, 2761872, 3222184, 3452340, 3624957, 4027730, 4142808, 4603120, 4833276, 5178510, 6041595, 6444368, 6904680, 7249914, 8055460, 8285616, 9666552, 10357020, 12083190, 13809360, 14499828, 16110920, 18124785, 19333104, 20714040, 24166380, 28999656, 32221840, 36249570, 41428080, 48332760, 57999312, 72499140, 96665520, 144998280, 289996560]

約数ペア:

[(1, 289996560), (2, 144998280), (3, 96665520), (4, 72499140), (5, 57999312), (6, 48332760), (7, 41428080), (8, 36249570), (9, 32221840), (10, 28999656), (12, 24166380), (14, 20714040), (15, 19333104), (16, 18124785), (18, 16110920), (20, 14499828), (21, 13809360), (24, 12083190), (28, 10357020), (30, 9666552), (35, 8285616), (36, 8055460), (40, 7249914), (42, 6904680), (45, 6444368), (48, 6041595), (56, 5178510), (60, 4833276), (63, 4603120), (70, 4142808), (72, 4027730), (80, 3624957), (84, 3452340), (90, 3222184), (105, 2761872), (112, 2589255), (120, 2416638), (126, 2301560), (140, 2071404), (144, 2013865), (163, 1779120), (168, 1726170), (180, 1611092), (210, 1380936), (240, 1208319), (252, 1150780), (280, 1035702), (315, 920624), (326, 889560), (336, 863085), (353, 821520), (360, 805546), (420, 690468), (489, 593040), (504, 575390), (560, 517851), (630, 460312), (652, 444780), (706, 410760), (720, 402773), (815, 355824), (840, 345234), (978, 296520), (1008, 287695), (1059, 273840), (1141, 254160), (1260, 230156), (1304, 222390), (1412, 205380), (1467, 197680), (1630, 177912), (1680, 172617), (1765, 164304), (1956, 148260), (2118, 136920), (2282, 127080), (2445, 118608), (2471, 117360), (2520, 115078), (2608, 111195), (2824, 102690), (2934, 98840), (3177, 91280), (3260, 88956), (3423, 84720), (3530, 82152), (3912, 74130), (4236, 68460), (4564, 63540), (4890, 59304), (4942, 58680), (5040, 57539), (5295, 54768), (5648, 51345), (5705, 50832), (5868, 49420), (6354, 45640), (6520, 44478), (6846, 42360), (7060, 41076), (7335, 39536), (7413, 39120), (7824, 37065), (8472, 34230), (9128, 31770), (9780, 29652), (9884, 29340), (10269, 28240), (10590, 27384), (11410, 25416), (11736, 24710), (12355, 23472), (12708, 22820), (13040, 22239), (13692, 21180), (14120, 20538), (14670, 19768), (14826, 19560), (15885, 18256), (16944, 17115)]