6840540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 24373440

約数和(自身を除く): 17532900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 89, 90, 105, 122, 126, 140, 178, 180, 183, 210, 244, 252, 267, 305, 315, 356, 366, 420, 427, 445, 534, 549, 610, 623, 630, 732, 801, 854, 890, 915, 1068, 1098, 1220, 1246, 1260, 1281, 1335, 1602, 1708, 1780, 1830, 1869, 2135, 2196, 2492, 2562, 2670, 2745, 3115, 3204, 3660, 3738, 3843, 4005, 4270, 5124, 5340, 5429, 5490, 5607, 6230, 6405, 7476, 7686, 8010, 8540, 9345, 10858, 10980, 11214, 12460, 12810, 15372, 16020, 16287, 18690, 19215, 21716, 22428, 25620, 27145, 28035, 32574, 37380, 38003, 38430, 48861, 54290, 56070, 65148, 76006, 76860, 81435, 97722, 108580, 112140, 114009, 152012, 162870, 190015, 195444, 228018, 244305, 325740, 342027, 380030, 456036, 488610, 570045, 684054, 760060, 977220, 1140090, 1368108, 1710135, 2280180, 3420270, 6840540]

約数ペア:

[(1, 6840540), (2, 3420270), (3, 2280180), (4, 1710135), (5, 1368108), (6, 1140090), (7, 977220), (9, 760060), (10, 684054), (12, 570045), (14, 488610), (15, 456036), (18, 380030), (20, 342027), (21, 325740), (28, 244305), (30, 228018), (35, 195444), (36, 190015), (42, 162870), (45, 152012), (60, 114009), (61, 112140), (63, 108580), (70, 97722), (84, 81435), (89, 76860), (90, 76006), (105, 65148), (122, 56070), (126, 54290), (140, 48861), (178, 38430), (180, 38003), (183, 37380), (210, 32574), (244, 28035), (252, 27145), (267, 25620), (305, 22428), (315, 21716), (356, 19215), (366, 18690), (420, 16287), (427, 16020), (445, 15372), (534, 12810), (549, 12460), (610, 11214), (623, 10980), (630, 10858), (732, 9345), (801, 8540), (854, 8010), (890, 7686), (915, 7476), (1068, 6405), (1098, 6230), (1220, 5607), (1246, 5490), (1260, 5429), (1281, 5340), (1335, 5124), (1602, 4270), (1708, 4005), (1780, 3843), (1830, 3738), (1869, 3660), (2135, 3204), (2196, 3115), (2492, 2745), (2562, 2670)]