72328920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 226860480

約数和(自身を除く): 154531560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 61, 82, 120, 122, 123, 164, 183, 205, 241, 244, 246, 305, 328, 366, 410, 482, 488, 492, 610, 615, 723, 732, 820, 915, 964, 984, 1205, 1220, 1230, 1446, 1464, 1640, 1830, 1928, 2410, 2440, 2460, 2501, 2892, 3615, 3660, 4820, 4920, 5002, 5784, 7230, 7320, 7503, 9640, 9881, 10004, 12505, 14460, 14701, 15006, 19762, 20008, 25010, 28920, 29402, 29643, 30012, 37515, 39524, 44103, 49405, 50020, 58804, 59286, 60024, 73505, 75030, 79048, 88206, 98810, 100040, 117608, 118572, 147010, 148215, 150060, 176412, 197620, 220515, 237144, 294020, 296430, 300120, 352824, 395240, 441030, 588040, 592860, 602741, 882060, 1185720, 1205482, 1764120, 1808223, 2410964, 3013705, 3616446, 4821928, 6027410, 7232892, 9041115, 12054820, 14465784, 18082230, 24109640, 36164460, 72328920]

約数ペア:

[(1, 72328920), (2, 36164460), (3, 24109640), (4, 18082230), (5, 14465784), (6, 12054820), (8, 9041115), (10, 7232892), (12, 6027410), (15, 4821928), (20, 3616446), (24, 3013705), (30, 2410964), (40, 1808223), (41, 1764120), (60, 1205482), (61, 1185720), (82, 882060), (120, 602741), (122, 592860), (123, 588040), (164, 441030), (183, 395240), (205, 352824), (241, 300120), (244, 296430), (246, 294020), (305, 237144), (328, 220515), (366, 197620), (410, 176412), (482, 150060), (488, 148215), (492, 147010), (610, 118572), (615, 117608), (723, 100040), (732, 98810), (820, 88206), (915, 79048), (964, 75030), (984, 73505), (1205, 60024), (1220, 59286), (1230, 58804), (1446, 50020), (1464, 49405), (1640, 44103), (1830, 39524), (1928, 37515), (2410, 30012), (2440, 29643), (2460, 29402), (2501, 28920), (2892, 25010), (3615, 20008), (3660, 19762), (4820, 15006), (4920, 14701), (5002, 14460), (5784, 12505), (7230, 10004), (7320, 9881), (7503, 9640)]