38490120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:404

約数の個数: 128

約数和(自身を含む): 129686400

約数和(自身を除く): 91196280

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, 90, 108, 120, 135, 157, 180, 216, 227, 270, 314, 360, 454, 471, 540, 628, 681, 785, 908, 942, 1080, 1135, 1256, 1362, 1413, 1570, 1816, 1884, 2043, 2270, 2355, 2724, 2826, 3140, 3405, 3768, 4086, 4239, 4540, 4710, 5448, 5652, 6129, 6280, 6810, 7065, 8172, 8478, 9080, 9420, 10215, 11304, 12258, 13620, 14130, 16344, 16956, 18840, 20430, 21195, 24516, 27240, 28260, 30645, 33912, 35639, 40860, 42390, 49032, 56520, 61290, 71278, 81720, 84780, 106917, 122580, 142556, 169560, 178195, 213834, 245160, 285112, 320751, 356390, 427668, 534585, 641502, 712780, 855336, 962253, 1069170, 1283004, 1425560, 1603755, 1924506, 2138340, 2566008, 3207510, 3849012, 4276680, 4811265, 6415020, 7698024, 9622530, 12830040, 19245060, 38490120]

約数ペア:

[(1, 38490120), (2, 19245060), (3, 12830040), (4, 9622530), (5, 7698024), (6, 6415020), (8, 4811265), (9, 4276680), (10, 3849012), (12, 3207510), (15, 2566008), (18, 2138340), (20, 1924506), (24, 1603755), (27, 1425560), (30, 1283004), (36, 1069170), (40, 962253), (45, 855336), (54, 712780), (60, 641502), (72, 534585), (90, 427668), (108, 356390), (120, 320751), (135, 285112), (157, 245160), (180, 213834), (216, 178195), (227, 169560), (270, 142556), (314, 122580), (360, 106917), (454, 84780), (471, 81720), (540, 71278), (628, 61290), (681, 56520), (785, 49032), (908, 42390), (942, 40860), (1080, 35639), (1135, 33912), (1256, 30645), (1362, 28260), (1413, 27240), (1570, 24516), (1816, 21195), (1884, 20430), (2043, 18840), (2270, 16956), (2355, 16344), (2724, 14130), (2826, 13620), (3140, 12258), (3405, 11304), (3768, 10215), (4086, 9420), (4239, 9080), (4540, 8478), (4710, 8172), (5448, 7065), (5652, 6810), (6129, 6280)]