156920158840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1\times {\mathrm{211039}}^1$

素因数の和:211720

約数の個数: 64

約数和(自身を含む): 365816736000

約数和(自身を除く): 208896577160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 641, 1160, 1282, 2564, 3205, 5128, 6410, 12820, 18589, 25640, 37178, 74356, 92945, 148712, 185890, 211039, 371780, 422078, 743560, 844156, 1055195, 1688312, 2110390, 4220780, 6120131, 8441560, 12240262, 24480524, 30600655, 48961048, 61201310, 122402620, 135275999, 244805240, 270551998, 541103996, 676379995, 1082207992, 1352759990, 2705519980, 3923003971, 5411039960, 7846007942, 15692015884, 19615019855, 31384031768, 39230039710, 78460079420, 156920158840]

約数ペア:

[(1, 156920158840), (2, 78460079420), (4, 39230039710), (5, 31384031768), (8, 19615019855), (10, 15692015884), (20, 7846007942), (29, 5411039960), (40, 3923003971), (58, 2705519980), (116, 1352759990), (145, 1082207992), (232, 676379995), (290, 541103996), (580, 270551998), (641, 244805240), (1160, 135275999), (1282, 122402620), (2564, 61201310), (3205, 48961048), (5128, 30600655), (6410, 24480524), (12820, 12240262), (18589, 8441560), (25640, 6120131), (37178, 4220780), (74356, 2110390), (92945, 1688312), (148712, 1055195), (185890, 844156), (211039, 743560), (371780, 422078)]