235510020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 737296560

約数和(自身を除く): 501786540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 89, 90, 122, 178, 180, 183, 241, 244, 267, 305, 356, 366, 445, 482, 534, 549, 610, 723, 732, 801, 890, 915, 964, 1068, 1098, 1205, 1220, 1335, 1446, 1602, 1780, 1830, 2169, 2196, 2410, 2670, 2745, 2892, 3204, 3615, 3660, 4005, 4338, 4820, 5340, 5429, 5490, 7230, 8010, 8676, 10845, 10858, 10980, 14460, 14701, 16020, 16287, 21449, 21690, 21716, 27145, 29402, 32574, 42898, 43380, 44103, 48861, 54290, 58804, 64347, 65148, 73505, 81435, 85796, 88206, 97722, 107245, 108580, 128694, 132309, 147010, 162870, 176412, 193041, 195444, 214490, 220515, 244305, 257388, 264618, 294020, 321735, 325740, 386082, 428980, 441030, 488610, 529236, 643470, 661545, 772164, 882060, 965205, 977220, 1286940, 1308389, 1323090, 1930410, 2616778, 2646180, 3860820, 3925167, 5233556, 6541945, 7850334, 11775501, 13083890, 15700668, 19625835, 23551002, 26167780, 39251670, 47102004, 58877505, 78503340, 117755010, 235510020]

約数ペア:

[(1, 235510020), (2, 117755010), (3, 78503340), (4, 58877505), (5, 47102004), (6, 39251670), (9, 26167780), (10, 23551002), (12, 19625835), (15, 15700668), (18, 13083890), (20, 11775501), (30, 7850334), (36, 6541945), (45, 5233556), (60, 3925167), (61, 3860820), (89, 2646180), (90, 2616778), (122, 1930410), (178, 1323090), (180, 1308389), (183, 1286940), (241, 977220), (244, 965205), (267, 882060), (305, 772164), (356, 661545), (366, 643470), (445, 529236), (482, 488610), (534, 441030), (549, 428980), (610, 386082), (723, 325740), (732, 321735), (801, 294020), (890, 264618), (915, 257388), (964, 244305), (1068, 220515), (1098, 214490), (1205, 195444), (1220, 193041), (1335, 176412), (1446, 162870), (1602, 147010), (1780, 132309), (1830, 128694), (2169, 108580), (2196, 107245), (2410, 97722), (2670, 88206), (2745, 85796), (2892, 81435), (3204, 73505), (3615, 65148), (3660, 64347), (4005, 58804), (4338, 54290), (4820, 48861), (5340, 44103), (5429, 43380), (5490, 42898), (7230, 32574), (8010, 29402), (8676, 27145), (10845, 21716), (10858, 21690), (10980, 21449), (14460, 16287), (14701, 16020)]