1261011240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2971}}^1$

素因数の和:3125

約数の個数: 160

約数和(自身を含む): 4272190560

約数和(自身を除く): 3011179320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 131, 135, 162, 180, 216, 262, 270, 324, 360, 393, 405, 524, 540, 648, 655, 786, 810, 1048, 1080, 1179, 1310, 1572, 1620, 1965, 2358, 2620, 2971, 3144, 3240, 3537, 3930, 4716, 5240, 5895, 5942, 7074, 7860, 8913, 9432, 10611, 11790, 11884, 14148, 14855, 15720, 17685, 17826, 21222, 23580, 23768, 26739, 28296, 29710, 35370, 35652, 42444, 44565, 47160, 53055, 53478, 59420, 70740, 71304, 80217, 84888, 89130, 106110, 106956, 118840, 133695, 141480, 160434, 178260, 212220, 213912, 240651, 267390, 320868, 356520, 389201, 401085, 424440, 481302, 534780, 641736, 778402, 802170, 962604, 1069560, 1167603, 1203255, 1556804, 1604340, 1925208, 1946005, 2335206, 2406510, 3113608, 3208680, 3502809, 3892010, 4670412, 4813020, 5838015, 7005618, 7784020, 9340824, 9626040, 10508427, 11676030, 14011236, 15568040, 17514045, 21016854, 23352060, 28022472, 31525281, 35028090, 42033708, 46704120, 52542135, 63050562, 70056180, 84067416, 105084270, 126101124, 140112360, 157626405, 210168540, 252202248, 315252810, 420337080, 630505620, 1261011240]

約数ペア:

[(1, 1261011240), (2, 630505620), (3, 420337080), (4, 315252810), (5, 252202248), (6, 210168540), (8, 157626405), (9, 140112360), (10, 126101124), (12, 105084270), (15, 84067416), (18, 70056180), (20, 63050562), (24, 52542135), (27, 46704120), (30, 42033708), (36, 35028090), (40, 31525281), (45, 28022472), (54, 23352060), (60, 21016854), (72, 17514045), (81, 15568040), (90, 14011236), (108, 11676030), (120, 10508427), (131, 9626040), (135, 9340824), (162, 7784020), (180, 7005618), (216, 5838015), (262, 4813020), (270, 4670412), (324, 3892010), (360, 3502809), (393, 3208680), (405, 3113608), (524, 2406510), (540, 2335206), (648, 1946005), (655, 1925208), (786, 1604340), (810, 1556804), (1048, 1203255), (1080, 1167603), (1179, 1069560), (1310, 962604), (1572, 802170), (1620, 778402), (1965, 641736), (2358, 534780), (2620, 481302), (2971, 424440), (3144, 401085), (3240, 389201), (3537, 356520), (3930, 320868), (4716, 267390), (5240, 240651), (5895, 213912), (5942, 212220), (7074, 178260), (7860, 160434), (8913, 141480), (9432, 133695), (10611, 118840), (11790, 106956), (11884, 106110), (14148, 89130), (14855, 84888), (15720, 80217), (17685, 71304), (17826, 70740), (21222, 59420), (23580, 53478), (23768, 53055), (26739, 47160), (28296, 44565), (29710, 42444), (35370, 35652)]